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    Иностранный язык в профессиональной деятельности тест Синергия>Все ответы>ИСиТ Информационные системы и технологии 93/100 баллов «Отлично» Зачтено.
    Иностранный язык в профессиональной деятельности тест Синергия>ИСиТ
    Тема 1. History of computers (История компьютеров)
    Тема 2. Information dependent society (Информационно-зависимое общество)
    Тема 3. Development of microelectronics (Развитие микроэлектроники)
    Тема 4 What is operating system (Что такое операционная система)
    Тема 5 The information management challenges (Проблемы управления информацией)
    Тема 6. Real time operating system (Операционная система в реальном времени)
    Заключение
    Итоговая аттестация
    Итоговый тест
    Компетентностный тест
    1. … are made for program logic and for computer memory
    Monitors
    Usb-ports
    Vacuum tubes
    Microchips
    2. A general-purpose computing device called the analytical engine was developed in 1837 by …
    James Powers
    Vannevar Bush
    Charles Babbage
    William Seward Burrough
    3. Arrange the computers in chronological order of their creation:
    1 abacus
    2 Napier’s bones
    3 Analytical Engine
    4 ENIAC
    5 UNIVAC
    4. Arrange the computers in chronological order of their creation:
    1 Mark 1
    2 Atanasoff-Berry Computer
    3 Z1
    4 abacus
    5 EDVAC
    5. Burroughs converted to electronic desk … and in the mid to late 1970s their products dropped from the market
    abacus
    memory
    calculators
    block note
    6. In 1936, Alan Turing invented a universal machine, which was later called …
    the Colossus
    the Turing machine
    the Differential Analyzer
    the Manchester Small-Scale Experimental Machine
    7. Match computers to their characteristics:
    A. IBM
    B. Apple
    C. Mark 1
    D. ENIAC
    E. manufactured an easy-to-use computer with keyboard and mouse
    F. stands for International Business Machine
    G. the first computer
    H. stands Electronic Numerical Integrator and Calculator
    8. Match machines to their characteristics:
    A. Jacquard Loom
    B. Analytical Engine
    C. Z3
    D. Harvard Mark I
    E. punched wooden cards
    F. mechanical-digital computer
    G. fully automatic computing machine
    H. automatic sequence controlled calculator
    9. Open the brackets, put the verb in the correct form in sentence: “Around the same period Intel (create) … three microprocessor designs”
    10. Open the brackets, put the verb in the correct form in sentence: “Displays (attain) … VGA resolution by 1988, and 256-color screens were available by 1993”
    11. Open the brackets, put the verb in the correct form in sentence: “In 1944 Howard Aiken (develop) … Mark l that could perform calculations involving large numbers”
    12. Open the brackets, put the verb in the correct form in sentence: “Resolutions and colors of computers (progress) … quickly by 2022”
    13. Open the brackets, put the verb in the correct form in sentence: “The microchip which (be) … a key component in the development of the personal computer”
    14. Open the brackets, put the verb in the correct form in sentence: “The power of computers (double) … roughly every 18 months to 2 years since the 1960s”
    15. Open the brackets, put the verb in the correct form in sentence: “What will the computers of the future (look) … like?”
    16. Open the brackets, put the verb in the correct form in sentence: “Years ago this service (can) … be used to run algorithms and experiments, and explore tutorials and simulations around what might be possible with quantum computing”
    17. The … is a small-scale special-purpose electronic digital machine for the solution of systems of linear algebraic equations and the first electronic computer incorporating vacuum tubes for digital computation
    Colossus
    Turing machine
    Differential Analyzer
    Atanasoff-Berry computer
    18. The description of a type of microcomputer is down below:“This type of microcomputer is just like a Mobile Device, but bigger than Smartphone and smaller then Notebook Computer. Just like Totally Smartphone feature like Touch screen display, power full Battery Backup and we can calling and receiving call and click pictures and anything”.Find «out, what kind of microcomputer it is.
    This is a description of the tablet
    This is a description of the laptop
    This is a description of the smartphone
    19. The explosion in world population and the rise of globalised trade demanded even faster and more flexible tools for processing …
    data
    trading
    building
    shipment
    20. The first recognized use of the word “computer” was from …
    1575
    1613
    1753
    1801
    21. The slide rule in its basic form uses … logarithmic scales to allow fast multiplication and division of numbers
    two
    three
    four
    five
    22. A process of spreading the use of digital technology such as computers and the internet to do something is called …
    23. A system of consumption and production that is based on intellectual capital is … economy
    24. According to the … criterion highlighted by W. Martin, the main characteristics of the information society are information technology, which is widely used in production, institutions, the education system and in everyday life
    social
    cultural
    economic
    technological
    25. According to the research company com Score Networks in 2019, the number of Internet users worldwide amounted to 747 million people. The United States has the largest audience of Internet users – 153.4 million people, that is, almost every second American regularly goes online. In second place is China – in China today 86.8 million Internet users. Russia still occupies 13th place in terms of the number of people connected to the Network – 12.7 million people. However, Africa with 800 million people accounts for only 1 % of the total number of its users in the world, with 90 % of them living in South Africa. Identify the type of information society problem in the above case study.
    labor unemployment
    inequality of countries and regions
    insecurity of personal data
    26. Information … must be viewed from two perspectives: as an independent industry, with its science, engineering, and manufacturing capabilities and as a basis for transformation of almost all areas of human activity
    27. It … be noted that the problem of inequality in access to new information technologies is acute not only at the international level, but also at the micro level within each individual state
    must
    have to
    has to
    should
    28. Match the main characteristics of the information society according to the following criteria by W. Martin:
    A. Technological
    B. Social
    C. Economic
    D. Political
    E. Cultural
    F. the key factor is information technologies, which are widely used in production, institutions, the education system and in everyday life
    G. information acts as an important stimulant for changing the quality of life, “information consciousness” is formed and affirmed with wide access to information
    H. information is a key factor in the economy as a resource, service, product, source of value added and employment
    I. freedom of information leading to a political process characterized by growing participation and consensus among different classes and social strata of the population
    J. recognition of the cultural value of information by promoting the assertion of information values in the interests of the development of the individual and society as a whole
    29. Match the sentence with the time it was written:
    A. Economists, sociologists, and other researchers began to investigate the effects of telecommunications and computing technologies on mature industrial countries during the 1950s and 1970s
    B. For practically all of human history, labor has been sacral for the majority of people
    C. Gartner has been studying and publishing the dynamics of the emergence and development of information technology for several years
    D. The term “information society” refers to the social, economic, technological, and cultural changes
    E. Past Simple
    F. Present Perfect
    G. Present Perfect Continuous
    H. Present Simple
    30. One of the advantages of Russia is an advantageous geographical location between trade and information and telecommunication flows …
    South-East
    West-East
    South-North
    North-East
    31. Put the number of Internet users worldwide from the largest to the smallest:
    1 the USA
    2 China
    3 Russia
    4Africa
    32. Speaking about the development of the information society in Russia, I. N. Kurnosov writes that “the strategy for the formation of the information society in the transition period to a new system of property relations … take into account the special role and responsibility of the state”
    must
    should
    have to
    to have to
    33. The “information economy” and “post-industrial society”, two concepts from that period, are still key parts of the information … concept
    34. The information society is established in those countries – … – in which a post-industrial society was formed in the 60s and 70s
    in Brazil, Saudi Arabia, China
    in Japan, the USA, Western Europe
    in Indonesia, India, Singapore
    in Russia, Poland, Georgia
    35. The largest number of internet users currently in …
    China
    Russia
    the USA
    South Africa
    36. The network can serve as a means of … propaganda materials of criminal organizations, recipes for the manufacture of explosives and poisonous substances, weapons, narcotic and psychotropic drugs, and methods for breaking electronic and other ciphers
    disseminating
    decreasing
    reduction
    removal
    37. The stage of society’s development when the service sector generates more wealth than the manufacturing sector of the economy is called … society
    38. The term “developed post-industrial society” was introduced by …
    W. Martin
    I. Rakitov
    N. Kurnosov
    F. Machlup
    39. The term “information…” refers to the social, economic, technological, and cultural changes that have occurred as a result of the rapid development and extensive use of information and communication technologies
    people
    society
    industry
    world
    40. The total value of goods and services produced by a country in one year is … (give the abbreviation)
    41. The unfair situation in society when some people have more opportunities, money, etc. than other people, is called …
    42. … integrated circuits are the name for the initial generations of commercially produced microelectronic devices (SSI)
    43. “Molecular …” is a term for data storage technologies that use molecular species as the data storage element, rather than e.g. circuits, magnetics, inorganic materials or physical shapes
    44. Arrange the stages in the history of transistors in chronological order:
    1 use of vacuum tubes
    2 creating a bipolar transistor
    3 manufacture of field-effect transistors
    45. Bell Telephone Laboratories’ John Bardeen, Walter H. Brattain, and William Shockley devised the … transistor in 1948
    46. Bell Telephone Laboratories’ John Bardeen, Walter H. Brattain, and William Shockley devised the bipolar transistor in …
    1935
    1948
    1964
    1992
    47. Below is a description of one of the technologies: “It is a subfield of electronics. These devices are typically made from semiconductor materials. These include transistors, capacitors, inductors, resistors, diodes and (naturally) insulators and conductors. As a result, this kind of IT has the potential to lower skill requirements in some vocations while raising them in others. It has influenced our daily lives in a variety of ways, making our routines a little more pleasant”. Which technology is described in the text?
    This is a description of photonics, which are an application of light generation, detection, and manipulation through emission, transmission, modulation, signal processing, switching, amplification, and sensing
    This is a description of nanoelectronics, because it refers to the use of nanotechnology in electronic components. It is a set of devices and materials, with the common characteristic that they are so small that inter-atomic interactions and quantum mechanical properties need to be studied extensively
    This is a description of microelectronics, because as the name suggests, microelectronics relate, to the study and manufacture (or microfabrication) of very small electronic designs and components
    48. Charge carriers from both polarities are involved in the operation of … transistors
    49. Match the abbreviations and transcripts:
    A. MSI
    B. ALU
    C. SSI
    D. LSI
    E. medium-scale integrated circuits
    F. arithmetic and logic unit
    G. small-scale integrated circuits
    H. large-scale integrated circuit
    50. Match the highlighted words with their meaning in the sentence:
    A. The primary goal of robotization is to raise the productivity of industrial processes and the quality of products
    B. Tomorrow, software applications may create real-world simulations so realistic that it will be difficult to tell whether people are looking at a computer monitor or out the window; however, such advancements will only be possible with significant performance improvements and low-cost computer technologies
    C. Multi-core processors also have the advantage of increasing performance without increasing power consumption, resulting in higher performance per watt
    D. attribute
    E. asyndetic sentence
    F. object
    51. Match the parts of one sentence:
    A. Bell Telephone Laboratories’ John Bardeen, Walter H. Brattain, and William Shockley…
    B. A second type of transistor was conceived…
    C. Small-scale integrated circuits are the name…
    D. Medium-scale integrated circuits have more than around 10 gates on a chip…
    E. …devised the bipolar transistor in 1948
    F. …about 25 years before bipolar transistors
    G. …given to the earliest generations of commercially produced microelectronic devices (SSI)
    H. …but fewer than approximately 200
    52. Match the parts of one sentence:
    A. Today’s IT managers are faced with the task…
    B. Another area where microelectronics has excelled is…
    C. For the past 20 years, …
    D. Microelectronics has influenced our daily lives in a variety of ways, …
    E. …of providing more services to more users
    F. …in the field of robotics
    G. …the design of computer processors has remained stable
    H. …making our routines a little more pleasant
    53. Medium-scale integrated circuits have more than around 10 … on a chip but fewer than approximately 200 (MSI)
    54. Nanoelectronics is the most … breakthrough in technical development
    perfect
    distant
    ancient
    recent
    55. Prior to the transistor’s discovery in 1947, the only way to execute its function in an electronic circuit was to use a … tube
    56. The advent of ways for creating the numerous functional units on a crystal of semiconductor materials was critical to the development of …
    57. The development of integrated circuits and storage devices has continued at an exponential rate; each subsequent halving of component size now takes …
    one year
    five years
    two or three years
    four or six years
    58. The early transistors were not only larger than the smallest tubes, but they were also more …
    expensive
    powerful
    low
    cheap
    59. The introduction of microelectronic circuits did not, for the most part, modify the … of the basic functional units: transistors, resistors, capacitors, and other similar components were still used in microelectronic devices
    list
    future
    number
    character
    60. The last decade’s technological advancements have played a … part in the formation of modern society
    poor
    small
    significant
    inconsiderable
    61. The metal-oxide-semiconductor field-effect …, which stands for MOSFET, is the most common in microelectronics
    62. The transistor’s most significant advantage over the best vacuum tubes was that it consumed far …
    less power
    more power
    less voltage
    more voltage
    63. … created the first operating system for the IBM 701
    MIT
    Apple
    Samsung
    General Motors
    64. … was developed by Bell Labs and was the first significant operating system to be written almost entirely in high-level language
    Unix
    Linux
    Multics
    Windows 95
    65. A user cannot send direct instructions to the hardware … various activities
    execute
    executes
    to execute
    to be executed
    66. Because of the expense, the system’s productivity had to be increased … cost effectiveness
    assure
    assures
    to assure
    to be assured
    67. Identify the sequence of generations of computers (by their description):
    1 huge machines capable of conducting numerical calculations
    2 computers were mostly utilized for scientific and technical calculations, with FORTRAN and assembly code being the most used programming languages
    3 the machines shared the same architecture and instruction set, programs created for one could be run on the other
    4 computers with Large Scale Integration Circuits (LSI) and silicon chips with thousands of transistors
    68. Match the names of operating systems with their descriptions:
    A. Linux Fedora
    B. Ubuntu
    C. Solaris
    D. Free BSD
    E. it consists of software provided under a variety of open-source and free licenses
    F. it is available in three editions: Desktop, Server, and Core (for internet of things, devices and robots)
    G. it is also known for its web, database and Java-based services and its unlimited capacity for helping in managing file system and databases is a big plus as well
    H. it is a free UNIX based open-source software that is compatible with many platforms and boasts features such as speed and stability
    69. Microsoft Windows eventually surpassed Mac OS … the world’s most popular personal computer operating system, with over 90 % market share
    become
    becomes
    to become
    to be become
    70. Open the brackets, put the verb in the correct form in sentence: “A more systematic structure (form) … with the creation of ambitious operating systems in the mid-1960s”
    71. Open the brackets, put the verb in the correct form in sentence: “A UNIX based operating system, Solaris (originally develop) … by Sun Microsystems in the mid-’90s”
    72. Open the brackets, put the verb in the correct form in sentence: “Huge machines capable of conducting numerical calculations (construct) … in the mid-1940s”
    73. Open the brackets, put the verb in the correct form in sentence: “LibreOffice, Firefox, Thunderbird, Transmission, and lightweight games like Sudoku and chess (include) … by default, while GNOME Files is the default file manager”
    74. Open the brackets, put the verb in the correct form in sentence: “The addition of support for Linux programs, which (reveal) … in 2018, was a big advance”
    75. Open the brackets, put the verb in the correct form in sentence: “The transistor, which (introduce) … in the mid-1950s, made computers more reliable”
    76. Open the brackets, put the verb in the correct form in sentence: “There was no such thing when the first computers (develop) … following WWII”
    77. Open the brackets, put the verb in the correct form in sentence: “Wireless network connectivity (also manage) … by mobile operating systems”
    78. The …, which was introduced in the mid-1950s, made computers more reliable
    photonics
    transistor
    microchip
    vacuum tube
    79. The Apple Macintosh, a low-cost workstation that emerged from early Alto computer concepts, was released in …
    1923
    1956
    1984
    2001
    80. The description of the generation of computers is down below: “Computers of this generation appeared, when IBM introduced the System/360, a line of software-compatible computers with varying levels of capability and price. Because the machines shared the same architecture and instruction set, programs created for one could be run on the other”. Which generation of computers is described in the text?
    This is a description of the first generation, which lasted from 1940s to 1950s, when word-oriented computers typically had a single accumulator and an extension, referred to as, e.g., Upper and Lower Accumulator, Accumulator and Multiplier-Quotient (MQ) register
    This is a description of the third generation, which lasted from 1965 to 1980s. These devices generally relied on early (sub-1000 transistor) integrated circuit technology. The third generation ends with the microprocessor-based fourth generation
    This is a description of the fourth generation, which has been lasting from 1970s to Present. he basis of the fourth generation is the microprocessor, a computer processor contained on a single large-scale integration (LSI) MOS integrated circuit chip
    81. The introduction of time-sharing systems, in particular, has long been regarded as a watershed moment in the evolution of … systems
    operating
    executing
    mediating
    monitoring
    82. The type of operating system that is not directly linked to the computer is the … operating system
    batch
    distributed
    time-sharing
    multitasking
    83. There are some of the potential benefits of distributed operating systems, for example … (choose 2 correct answers)
    they minimize the load on the host computer
    they require a high level of expertise to maintain
    they allow a faster exchange of data among users
    if the primary network fails, the entire system shuts down
    84. … are important because they promote inter-service interoperability, meaning exchanging and making use of information, and interoperability between various component systems within the same service
    Collecting information
    Making information available
    Legacy systems
    Standards
    85. … is a difficulty that develops when a solution that works for a small data set fails to function for a much larger data set due to a combinatorial explosion, such as in comparands
    86. … is a person who creates the high-level design of a technical system
    Project manager
    System architect
    Enterprise architect
    Business systems analyst
    87. … is an organized collection of data stored and accessed electronically
    88. … is the person responsible for accomplishing all project objectives
    System architect
    Project manager
    System designer
    Change manager
    89. A participle is a verb form that can be used as an adjective, to create verb tense, or to create the passive voice. There are two types of participles: Present participle (ending -ing) and Past participle (usually ending -ed, -d, -t, -en, or -n).Find the passage, where there are both Participle 1 and Participle 2.
    Data aggregation is the process of combining data from multiple sources into a single system or in close proximity to one another, such as on a display, so that the user may access them from a single platform. This gives users a significant edge because they have access to more resources without having to search. When data is gathered together, developers and system administrators can detect errors, superfluous information, and inconsistencies much more quickly. When data is aggregated, software developers and database administrators can begin to notice differences in common data sets and access methods. Data and knowledge are being grouped in order to improve databases and knowledge bases”
    “Engineers still have problems associated with the use of standards, and quite often with their misuse. Standards aid in the development of a good technical solution. However, they do not, by themselves, comprise the full solution. When users are in a hurry for a technical solution, they often overlook this and expect that the standards would address all of their difficulties”
    “Data access can be challenging due to a variety of issues. Why am I unable to view your information? The reasons are numerous and varied. The following are only a few of the many roadblocks to data availability”
    90. Arrange the stages of the development of the internet in chronological order:
    1 the first connection between Stanford and UCLA organisers, the emergence of ARPANET
    2 TCP/IP is introduced as a mandatory protocol for all computers connected to the ARPANET
    3 creation of the first Internet browser, Mosaic
    91. Data … is the process of combining data from multiple sources into a single system or in close proximity to one another, such as on a display, so that the user may access them from a single platform
    92. Data administrators, as well as policymakers, must keep a balance between two … aims
    opposite
    opposited
    opposition
    opposing
    93. Duplication of effort, cost inefficiencies, lost business opportunities, medical catastrophes, and military disasters result from data access …
    94. Engineers still have problems … with the use of standards, and quite often with their misuse and misunderstanding
    association
    associated
    associating
    associate
    95. Establish a correspondence between data types and their description:
    A. “A”
    B. “B”
    C. “C”
    D. “D”
    E. stands for the data that component administrators are ready to give
    F. stands for what they are unwilling to disclose
    G. stands for what the common, integrated information system requires
    H. stands for what no one wants to see in the system
    96. Four different data groupings are possible based on the four different …
    97. It is important to ensure that the … data is accurate and relevant
    collecting
    is collecting
    collected
    collection
    98. It is necessary to establish information-sharing procedures that are basic and straightforward to use in order to ensure that … is accessed
    99. Joint organizations use standards on multiple levels – international, … and industry
    100. Making information accessible is a challenge that frequently causes problems for …
    schools
    children
    workers
    businesses
    101. Match the notions with the situations that describe them:
    A. Documentation
    B. Proprietary
    C. Data-model mismatch
    D. Security
    E. Users are not aware of specific data sets because your metadata is not published. When metadata is not widely available, users may not even know which data sets they need
    F. My unclassified data describe company secrets
    G. I have an object-oriented database and my database is relational
    H. I am not cleared to see your data
    102. Nothing is more … to a user than to try to use a new system that has turned functionality that previously was easy to use, into an obscure procedure that is difficult to use
    frustrating
    frustrated
    frustration
    is frustrating
    103. The standard markup language for documents designed to be displayed in a web browser is …
    RTF
    SGML
    HTML
    WWW
    104. The standard markup language for documents designed to be displayed in a web browser is called … (give the abbreviation)
    105. … by Microware System Corporation (USA) belongs to the class of UNIX-like systems and is a highly configurable high-performance real-time system
    106. … is a bottleneck in most operating systems and usually creates significant problems for RTOS
    107. … is a commercial Unix-like real-time operating system, aimed primarily at the embedded systems market, have been implemented in many hundreds of companies, including such well-known and large ones as Du Pont, Ferranti-Packard, General Motors, Kodak and others
    108. A real-time operating system (RTOS) is an operating system (OS) for real-time applications that processes data and events that have critically defined time constraintsGive a proper explanation of the predictability of RTOS.
    RTOS must be able to adapt to downgrades/upgrades, or any modifications. Such provisions must be made during the design phase and installed in any RTOS
    RTOS must be able to execute actions within a specified time frame and produce excepted results. The targets, which get achieved, are set during the production phase or procedural planning
    Ultimately as with many other platforms, RTOS are designed to make the work easier. It does so by solving the problems provided, which therefore reduce the workload
    109. Arrange the units of measurement of the data in ascending order:
    1 bit
    2 byte
    3 kilobyte
    4 megabyte
    5 gigabyte
    6 terabyte
    110. Inheritance … that a thread that blocks a resource inherits the priority of the thread it blocks
    means
    mean
    ment
    is meaning
    111. Limited … resources are determined by the hardware features of the PC on which the RTS is operating
    112. Match the operating systems and their characteristics:
    A. QNX RTOS
    B. ОСРВ VxWorks
    C. ОСРВ OS-9
    D. it supports scheduling up to 300 processes with 32 priority levels and 4 scheduling algorithms
    E. it supports unlimited number of tasks and has 256 levels of task priority
    F. support for Motorola, Intel 80386
    113. Match the operating systems and their release dates:
    A. Linux
    B. QNX
    C. Android OS
    D. initial public release was in 1991 (kernel)
    E. initial public release was in 1982
    F. initial public release was in 2008
    114. Match the systems and their characteristics:
    A. RTOS
    B. RTS
    C. POS
    D. MacOS
    E. a special type of system software that is used to create and manage RTS
    F. a specific system associated with a real object, processes. It includes the required hardware, operating system, and application software
    G. the first commercially successful operating system based on messaging as the only way to exchange information between cooperating processes
    H. a line of open core graphical operating systems developed, marketed, and sold by Apple Inc., the latest of which is pre-loaded on all currently shipping Macintosh computers
    115. Match the units of data measurement with their characteristics:
    A. Byte
    B. Megabyte (Mb)
    C. Terabyte (TB)
    D. is made up of eight bits and represents a value between 0 and 255
    E. is approximately 1000 Gb
    F. is approximately 1000 kb, or the equivalent of one million characters
    116. QNX … produced by QNX SoftWare Systems (USA) and is designed for high-critical applications that operate smoothly for years
    is
    was
    are
    were
    117. Real-time operating systems (RTOS) … a special type of system software that is used to create and manage RTS
    is
    are
    was
    is to be
    118. RTOS are operating systems that are characterized by … (choose 3 correct answers)
    high performance
    availability of monitoring tools
    support for various special equipment
    a runtime system and a development system
    119. Some of the RTOS are distributed all over the world, the number of installations reaches hundreds of thousands, which is not bad for industrial systems, while others are designed for a specific microcontroller model and the number of copies sold … exceed two or three dozen
    do not
    did not
    does not
    were not
    120. The … protocol is not based on any of the common network protocols such as IPX or NetBios and has a number of qualities that make it unique (give the abbreviation)
    121. The disadvantage of the Self-Hosted RTOS is that most of the listed OS features are not used during the operation of an industrial computer and, therefore, … computer resources in vain
    take up
    took up
    took up
    will take up
    would take up
    122. The interrupt latency is the time interval from …
    an event on an object to the execution of the first instruction in the program for processing this event
    the moment a physical interrupt occurs to the start of execution of the first instruction of the user task to which the interrupt is intended
    the end of the execution of the last instruction of one process (thread) to the start of the execution of the first instruction of the next process (thread)
    the end of the execution of the last user interrupt handler instruction to the execution of the first instruction of the process that entered the state due to this interrupt
    123. The microkernel, process manager, device manager, file system manager, network manager belong to …
    ОСРВ VxWorks
    QNX RTOS
    ОСРВ OS-9
    124. The time interval determines how often each of the active processes … receive control under the given time slicing parameters
    could
    can be
    can
    be able to
    125. When a new driver is added to the system, no side effects can occur in the form of, for example, a conflict with other …
    126. … AE has been ported to leading high-availability CompactPCI platforms such as the CPX8000 from Motorola Computer Group
    VxWorks
    VRTX
    CHORUS
    OS-9
    127. … business is the sale of goods and services to consumers, in contrast to wholesaling, which is sale to business or institutional customers
    128. … computer is a type of computers that harnesses the collective properties of quantum states, such as superposition, interference, and entanglement, to perform calculations
    129. … extends a private network across a public network and enables users to send and receive data across shared or public networks (give the abbreviation)
    130. … heterogeneity is when database schema or datasets for the same domain are developed by independent parties, resulting in differences in meaning and interpretation of data values
    131. … integration is giving way to very-large-scale integration (VLSI) and wafer-scale integration (WSI)
    132. … invented a machine called the Tabulating machine
    Gottfried Leibniz
    Joseph Marie Jacquard
    Charles Babbage
    Herman Hollerith
    133. … is a group of several proprietary graphical operating system families, all of which are developed and marketed by Microsoft
    134. … is a Linux distribution that provides a free and open-source community-supported computing platform
    135. … is a person who identifies and analyzes business problems, and generates system requirements
    Project manager
    System architect
    Enterprise architect
    Business systems analyst
    136. … is a set of electronic circuits on one small flat piece (or “chip”) of semiconductor material, usually silicon
    137. … is a technical person who builds new software systems
    System architect
    Project manager
    System designer
    Application developer
    138. … is an electronic machine that can store, organize and find information, do processes with numbers and other data, and control other machines
    139. … is an open-source Linux distribution built on the architecture and infrastructure of Debian
    140. … is data that provides information about other data, but not the content of the data, such as the text of a message or the image itself
    141. … is something that needs great mental or physical effort in order to be done successfully and therefore tests a person’s ability
    142. … is the administration of an organization, whether it is a business, a non-profit organization, or a government body
    143. … is the branch of ethics that focuses on the relationship between the creation, organization, dissemination, and use of information, and the ethical standards and moral codes governing human conduct in society
    144. … is the property of a system to handle a growing amount of work by adding resources to the system
    145. … is the world’s dominant software platform
    RTF
    SGML
    HTML
    WWW
    146. … latency is the time interval from the end of the execution of the last user interrupt handler instruction to the execution of the first instruction of the process that entered the state due to this interrupt
    147. … means compilers produce code that does not contain absolute addresses
    Relocatability
    Performance
    Scalability
    System integration
    148. … memory is a memory management technique that provides an idealized abstraction of the storage resources that are actually available on a given machine which creates the illusion to users of a very large (main) memory
    149. … operating systems are the systems that run on a server and manage all the networking functions
    150. … OS is an Android-based mobile operating system designed for Amazon’s phones
    151. … switch time is the time interval from the end of the execution of the last instruction of one process (thread) to the start of the execution of the first instruction of the next process (thread)
    152. … systems are computerized systems used in manufacturing to track and document the transformation of raw materials to finished goods
    153. … technology was used in the first generation of computers
    Transistors
    Vacuum tubes
    Motherboards
    High-end microprocessor
    154. … time is the time interval from the moment a physical interrupt occurs to the start of execution of the first instruction of the user task to which the interrupt is intended
    155. … was the first general purpose electronic computer
    ENIAC
    CNAM
    UNIVAC
    CADC
    156. … was used in the first generation of computers
    Machine language
    C++ language
    Punched cards
    Java language
    157. …. ensure the uninterrupted operation of vital systems, therefore, if a failure occurs or some illegal operations are performed, the OS must diagnose them, if necessary, block the program or isolate applications from each other, initiate recovery and protection of other programs or the system itself
    RTOS
    BOS
    DOS
    RTS
    158. …. technologies are one of the most basic through technologies in many documents and by many experts
    Augmented reality
    Artificial intelligence
    Photonics
    Bionics
    159. …business is the sale of goods and services to consumers, in contrast to wholesaling, which is sale to business or institutional customers
    160. A … is a device that stores electrical energy in an electric field
    161. A … is a passive two-terminal electrical component that implements electrical resistance as a circuit element
    162. A … operating system, often known as a multitasking OS, works by dedicating time to a certain activity and frequently switching between them
    batch
    network
    real-time
    time-sharing
    163. A magnetic tape is one that had to be … attached
    manually
    alternately
    successively
    automatically
    164. A mechanical calculator invented by Blaise Pascal in 1642 is called …
    165. A piece of software that sits between the hardware and the user is an … system
    mediating
    operating
    facilitating
    moderating
    166. A roadblock to data availability such as connectivity means that … (choose 2 correct answers)
    your data is too inconvenient for me to load
    your unclassified data describe company secrets
    systems are not connected to the same network
    users are not aware of specific data sets because metadata is not published
    167. According to current rates of growth in microelectronics, … of the world’s population will own a notebook-size computer with the capacity of today’s huge computers in roughly a decade
    30 %
    40 %
    50 %
    80 %
    168. According to Professor W. Martin, the information society is understood as a “developed … society” that arose primarily in the West
    industrial
    modern
    post-industrial
    post-modern
    169. According to the … criterion highlighted by W. Martin, information acts as an important stimulant for changing the quality of life, «information consciousness» is formed and affirmed with wide access to information
    social
    cultural
    economic
    technological
    170. According to the … Institute, by 2055 unemployment will reach around 50 % of the total labor force (give or take 20 years depending on artificial intelligence growth)
    Oxford
    McKinsey
    Massachusetts
    Cambridge
    171. According to the research company comScore Networks in 2019, the number of Internet users worldwide amounted to … people
    555 million
    747 million
    2 billion
    7 billion
    172. Another name for bipolar transistors is …
    vacuum tubes
    junction transistors
    field-effect transistors
    insulated-gate bipolar transistors
    173. Arrange the inventions chronologically:
    1The Stepped Reckoner
    2 Atanasoff-Berry Computer
    3 Mark II
    4 UNIVAC
    174. Arrange the microelectronics in chronological order of their creation:
    1 vacuum tube
    2 bipolar transistor
    3 MOSFET
    4 SSI
    5 MSI
    175. Arrange the microelectronics in chronological order of their creation:
    1SSI
    2 MSI
    3 ALU
    4 LSI
    5 VLSI
    176. Arrange the operating systems in descending order of popularity in 2022 (according to website StatCounter GlobalStats):
    1 Microsoft Windows
    2 Apple Inc’s macOS
    3 Chrome OS
    4 Linux
    177. Arrange the stages of the development of the internet in chronological order:
    1 the first connection between Stanford and UCLA organisers, the emergence of ARPANET
    2 creation of Ethernet – the first local communication
    3 the first spam appeared; the first unsolicited email was sent, reaching 600 ARPANET users
    4 Tim Berners-Lee creates the first web page aimed at explaining what the World Wide Web is
    178. Arrange the states of tasks in typical RTOS designs in chronological order:
    1 running (executing on the CPU)
    2 ready (ready to be executed)
    3 blocked (waiting for an event, I/O for example)
    179. Bell Telephone Laboratories’ John Bardeen, Walter H. Brattain, and William Shockley devised the … in 1948
    vacuum tube
    bipolar transistor
    field-effect transistor
    insulated-gate bipolar transistor
    180. Cell phones are …, making it possible to provide everyone with communication channels
    181. Cell phones are digital, it was the transition to digital that made it possible to provide everyone with communication channels, but without … in SIM cards, cellular communications could not become mass
    182. Chrome OS is another Linux kernel-based operating system created by …
    183. Context switch time is the time interval from …
    an event on an object to the execution of the first instruction in the program for processing this event
    the moment a physical interrupt occurs to the start of execution of the first instruction of the user task to which the interrupt is intended
    the end of the execution of the last instruction of one process (thread) to the start of the execution of the first instruction of the next process (thread)
    the end of the execution of the last user interrupt handler instruction to the execution of the first instruction of the process that entered the state due to this interrupt
    184. Correlate the generations of computers with their descriptions:
    A. Computers of the First Generation
    B. Computers of a New Generation
    C. Computers of the Third Generation
    D. Computers of the Fourth Generation
    E. huge machines capable of conducting numerical calculations
    F. computers were mostly utilized for scientific and technical calculations, with FORTRAN and assembly code being the most used programming languages
    G. the machines shared the same architecture and instruction set, programs created for one could be run on the other
    H. computers with Large Scale Integration Circuits (LSI) and silicon chips with thousands of transistors
    185. Data … is the process of combining data from multiple sources into a single system or in close proximity to one another, such as on a display, so that the user may access them from a single platform
    access policy
    access issue
    aggregation
    scalability
    186. Debian is a pre-compiled software that has over … packages and is based on the Linux kernel
    59 000
    100 000
    200 500
    347 000
    187. Demand for programmers is already outstripping supply, and some analysts believe that this shortfall will limit … usage development in the next few years
    188. Establish a correspondence between RTOS and their types:
    A. RTOS types by software development method
    B. RTOS types by origin
    C. Types of RTOS by internal structure
    D. host-target RTOS
    E. object-oriented type
    F. “regular” OS
    189. Establish a correspondence between the abbreviation and the definition:
    A. ISO
    B. CORBA
    C. XML
    D. SQL
    E. International Standards Organization
    F. Common Object Request Broker Architecture
    G. Extensible Markup Language
    H. Structured Query Language
    190. Establish a correspondence between the concept and the definition:
    A. Standards
    B. Legacy systems
    C. Data aggregation
    D. Scalability
    E. it is a difficulty that develops when a solution that works for a small data set fails to function for a much larger data set due to a combinatorial explosion, such as in comparands
    F. they promote inter-service interoperability, meaning exchanging and making use of information, and interoperability between various component systems within the same service
    G. it is the process of combining data from multiple sources into a single system or in close proximity to one another, such as on a display, so that the user may access them from a single platform
    H. it is any system you have, they contain corporate knowledge
    191. For the past … years, the design of computer processors has remained stable
    20
    30
    40
    50
    192. Harvard Mark I is …
    a punched wooden card
    a mechanical-digital computer
    a fully automatic computing machine
    an automatic sequence controlled calculator
    193. If you have an old system, the running process will be too … and inefficient
    fast
    slow
    clear
    unpredictable
    194. In 1837, … designed a general-purpose computing device, called the analytical engine
    Charles Babbage
    James Powers
    Vannevar Bush
    William Seward Burrough
    195. In 1936, Alan Turing invented a universal machine, which was later called the …
    196. In 1944 Howard Aiken developed … l that could perform calculations involving large numbers
    197. In November 1985, Microsoft released … – computer operating system
    198. Information management is an important part of knowledge-oriented businesses in the … century
    18th
    19th
    20th
    21th
    199. International Business Machine’s first mass-produced electronic stored-program … was IBM
    200. Match computers to their creators:
    A. Mark 1
    B. Pascaline
    C. Napier’s bones
    D. Personal computer
    E. Howard Aikien
    F. Blaise Pascal
    G. John Napier
    H. IBM
    201. Match the abbreviations and transcripts:
    A. ICTs
    B. AI
    C. GDP
    D. information and communication technologies
    E. artificial intelligence
    F. gross domestic product
    202. Match the approaches to understanding the information society and their authors:
    A. W. Martin
    B. Rakitov
    C. N. Kurnosov
    D. the information society is understood as a «developed post-industrial society» that arose primarily in the West
    E. the transition to the information society means that the most important product of social activity is the production, operation and use of services and knowledge, and the share of knowledge in this combination is increasing
    F. the information society is dominated by remote communications, remote work and leisure; new relations are formed between people in the process of production and social activity
    203. Match the components of QNX with their characteristics:
    A. Microkernel
    B. Process manager
    C. Device manager
    D. Network manager
    E. it is protected by several layers of protection
    F. a bottleneck in most operating systems and usually creates significant problems for RTOS
    G. a type of system process that keeps specific hardware running smoothly
    H. responsible for creating and deleting processes, memory management, timers and coprocessor emulation, and diagnostics
    204. Match the concepts with their characteristics:
    A. The interrupt latency
    B. Task response time
    C. Context switch time
    D. Scheduling latency
    E. the time interval from an event on an object to the execution of the first instruction in the program for processing this event
    F. the time interval from the moment a physical interrupt occurs to the start of execution of the first instruction of the user task to which the interrupt is intended
    G. the time interval from the end of the execution of the last instruction of one process (thread) to the start of the execution of the first instruction of the next process (thread)
    H. the time interval from the end of the execution of the last user interrupt handler instruction to the execution of the first instruction of the process that entered the state due to this interrupt
    205. Match the parts of the sentences:
    A. Demand for programmers is already outstripping supply, …
    B. Because the employee is working from home, …
    C. The recipient, in turn, receives this email in a matter of minutes, and if there is a problem, …
    D. Microelectronics and nanoelectronics advancements affect not just the amount of employment available in industrial countries, …
    E. …and some analysts believe that this shortfall will limit computer usage development in the next few years
    F. …but also, the kind of professions accessible
    G. …the system instantly alerts the sender that a communication has failed and that he must resend it
    H. …the company’s electricity expenditures will be reduced, and the employee will be more comfortable working from home
    206. Match the people and the terms they put in use:
    A. Fritz Machlup
    B. Professor W. ‪William Martin
    C. Nikon Kurnosov
    D. “knowledge workers”
    E. “developed post-industrial society”
    F. “the information society”
    207. Match the sentence to the tense in which it is written:
    A. Android OS is primarily written in Java (UI), C (core), and C , and is designed for touchscreen mobile devices such as smartphones and tablets
    B. In 2014, Android apps were made available on Chrome OS
    C. The most recent long-term support release is 20.10 (Groovy Gorilla), which will be supported for 9 months
    D. Each version of Android has been given a code name that is confectionery-themed and in alphabetical sequence
    E. Present Simple Passive
    F. Past Simple Passive
    G. Future Simple Passive
    H. Present Perfect Passive
    208. Match the sentence with the time it was written:
    A. BINAC and EDSAC were notable early stored-program electronic digital computers
    B. Until now, there hasn’t been any quantum-computing platform that had the capability to program new algorithms
    C. Developers have been trying to find a solution to this problem since the last century but still haven’t found one
    D. Nowadays many smartphones have faster processor speeds and more memory than desktop PCs
    E. Past Simple
    F. Present Perfect
    G. Present Perfect Continuous
    H. Present Simple
    209. Match the sentences and the missing word combinations in them:
    A. The application of nanotechnology on electronic components, particularly transistors, …
    B. As a result, even if current transistors are created using 65 nm or 45 nm technology, …
    C. …, rapid technology advancement has produced a plethora of new and exciting options
    D. At the same time, …, despite varying recessions
    E. is referred to as nanoelectronics
    F. they fall under this group
    G. rather than killing jobs
    H. output has increased
    210. Match the terms and definitions:
    A. Watt
    B. Voltage
    C. Nanoelectronics
    D. a unit of power or radiant flux
    E. the work needed per unit of charge to move a test charge between the two points
    F. the use of nanotechnology in electronic components
    211. Match the terms and definitions:
    A. Multi-core processor
    B. Capacitor
    C. Solar cells
    D. an electrical device that converts the energy of light directly into electricity by the photovoltaic effect, which is a physical and chemical phenomenon
    E. a computer processor on a single integrated circuit with two or more separate processing units, called cores, each of which reads and executes program instructions
    F. a device that stores electrical energy in an electric field. It is a passive electronic component with two terminals
    212. Match the units of data measurement with their characteristics:
    A. Bit
    B. Kilobyte (kb)
    C. Gigabyte (Gb)
    D. is the smallest unit of measurement
    E. is approximately 1000 bytes, or the equivalent of 1000 characters
    F. is approximately 1000 Mb, or the equivalent of one billion characters
    213. MULTICS was developed by …
    Apple Inc
    Kaspersky Labs
    Linux
    Bell Labs
    214. Put the number of Internet users worldwide from the smallest to the largest:
    1 South Africa
    2 Russia
    3 China
    4 the USA
    215. Put today’s potential of automation in the USA according to McKinsey Global Institute from the lowest to the biggest:
    1 education
    2 health care and social service
    3 retail and wholesale trade, transportation
    4 technologies, media and telecommunications abacus
    5 hotel and restaurant business
    216. RTOS are operating systems that are characterized by … (choose 3 correct answers)
    high level of readiness
    guaranteed response time
    unlimited memory resources
    low performance
    217. Talent, intellectual property, finance, and technical experience will always be in demand as the global economy is revolutionised by … technology
    old
    new
    great
    cool
    218. The … transistor was conceived about 25 years before bipolar transistors, but mass production did not become feasible until the early 1960s
    219. The analytical engine was invented in …
    1933
    1833
    1733
    2022
    220. The Apple Macintosh, a low-cost workstation that emerged from early Alto computer concepts, was released in …
    1960
    1984
    1987
    2001
    221. The author of The Production and Distribution of Knowledge in the United States (1962) is …
    Frank Webster
    Fritz Machlup
    William Martin
    Anatoly Ilyich Rakitov
    222. The benefits of specialized RTOS include … (choose 2 correct answers)
    intolerance
    top performance
    long development time
    the greatest compactness
    223. The first calculating device was …
    224. The first operating system for the IBM 701 was created by …
    Apple
    Google
    Samsung
    General Motors
    225. The interrupt … is the time interval from an event on an object to the execution of the first instruction in the program for processing this event
    226. The most significant worldwide danger is the rise in labor … when information technologies are implemented
    227. The network operating system, which allows users to copy files from …
    one station to another
    RAM to built-in memory
    RAM to Cloud memory
    a station to Cloud memory
    228. The observations that apply to a common … information system also apply to a certain extent to data warehouses and data mining
    integrated
    real-time
    distributed
    embedded
    229. The OS-9 family of real-time operating systems has been in use for over … years, with more than 5 million installed copies
    twenty
    thirty
    forty
    fifty
    230. The second most important direction for strengthening accounting policies in the information society is the massive use of …
    passports
    GPS signals
    GLONASS
    cryptography
    231. The stage of society’s development when the service sector generates more wealth than the manufacturing sector of the economy is called … society
    industrial
    knowledge
    information
    post-industrial
    232. The term “…” refers to the social, economic, technological, and cultural changes that have occurred as a result of the rapid development and extensive use of information and communication technologies (ICTs) in modern countries, particularly since World War II
    233. The transistor’s most significant advantage over the best vacuum tubes was that it …
    produced a lot of heat
    consumed far less power
    took 1 to 2 minutes to warm up
    were less reliable and had a shorter lifespan
    234. The transistor’s most significant advantage over the best vacuum tubes was that it consumed far …
    longer lifespan
    shorter lifespan
    big advantage
    small advantage
    235. The unfair situation in society when some people have more opportunities, money, etc. than other people is called …
    equality
    injustice
    inequality
    lawlessness
    236. There are some of the potential advantages of real-time operating systems, for example … (choose 2 correct answers)
    they use heavy system resources
    they allow easy allocation of memory
    they allow fast shifting from one task to another
    they run on complex algorithms that are not easy to understand
    237. There are some of the potential disadvantages of distributed operating systems, for example … (choose 2 correct answers)
    they minimize the load on the host computer
    they require a high level of expertise to maintain
    they allow a faster exchange of data among users
    if the primary network fails, the entire system shuts down
    238. Transferred data might contain some important …
    signs
    chains
    texts
    information
    239. Until the 1800s “computers” were …
    simple calculating machines
    any automated devices in the household
    people who performed repetitive mathematical operations
    electronic machines that can store, organize and find information
    240. Vacuum tubes were discovered to have a number of flaws, for example … (choose 3 correct answers)
    they produced very little of heat
    they took 1 to 2 minutes to warm up
    two similar tubes had varying output and operational properties
    they required high power supply voltages of 300 volts dc and higher
    241. W. Martin emphasizes the idea that … is “a key element of the information society”
    242. A company deals with tasks which take a long time to complete. Each worker has their duties that can be done offline. It’s essential for managers to estimate how long a task will take to be completed. The company uses a time-sharing system and all the users are able to finish their work in the system at the same time. However they noticed their gadgets to slow down fast. Also the workers notice the inconvenience while managing large workloads. What may be causing these problems? What decision should the company make?
    The company wants to execute a lot of things at the same time, which is now impossible, so each worker needs to use different languages to get the job done. In their case the company should use Operating System
    Workers cannot send direct instructions to the complier to execute various activities since it is extremely difficult for the user to transform their request or instruction into one language. In their case the company should use Input/Output System
    The company uses a system that dedicates time to a certain activity and frequently switches between the computers, which is overloading while completing long tasks. In their case the company should use Batch System
    243. A UNIX based operating system, was originally developed in the mid-’90s. Its major offerings include scalability, interoperability, data management and security, all of which are crucial for businesses that need high-end operating software. In addition to the above, it is also known for its web, database and Java-based services and its unlimited capacity for helping in managing file system and databases is a big plus as well. Which operating system is described:
    Solaris, which is known as Oracle Solaris since 2010 when Oracle acquired Sun Microsystems
    Ubuntu, built on the architecture and infrastructure of Debian
    Free BSD, developed in the University of California by a large community
    244. An information society is a society where the usage, creation, distribution, manipulation and integration of information is a significant activity. Which of the following statements is not true about the Information Society?
    The information society refers to the social, economic, technological, and cultural changes that have occurred as a result of the rapid development and extensive use of information and communication technologies (ICTs) in modern countries, particularly since World War II
    According to Professor W. Martin attempted to formulate the main characteristics of the information society according to the Social and Technological criteria
    The information society has been formed decades ago, and therefore has been widely studied from different angles; experts have reached the consensus regarding the “Information Society” term
    245. Artificial intelligence is becoming more standardized, making it more accessible to a subject-matter expert who isn’t necessarily a knowledge engineering expert. What standards are becoming more common accessible and useful today?
    International Organization for Standardization (ISO) Remote Data Access (RDA)
    American National Admissions Institute (ANSI) Structured Join Language (SQL)
    Object Management Group (OMG) – Common Object Broker Architecture (CORBA)
    Hypertext Markup Language (HTML), Extensible Markup Language (XML)
    Web Ontology Language (OWL), Knowledge Query and Manipulation Language, Win Interchange Format (KIF)
    246. Cryptography is the study of secure communications techniques that allow only the sender and intended recipient of a message to view its contents. What does a massive use of cryptography lead to?
    Among other things, it leads to protection of accounting for payment by subscribers of a digital communication channel
    It leads to the dissemination of obscene materials that pose a threat to the moral foundations of society, because people feel free when they can act anonymously, distribute, buy and sell illegal materials with low chance of tracing them
    It leads to a significant improvement of the identification of people by automatic machines when crossing the borders of states
    247. Data access can be difficult due to many problems. Which of the following situations describes the documentation problem?
    I need your information now or I won’t be able to use it. The data transfer process is too slow, possibly unavailable. Because you have an older system, the migration process is too slow and inefficient. I must have immediate access to your data; otherwise your data will not help me
    The systems are not connected to the same network. Your data is too inconvenient to download. When the systems are not on the same network, downloading data can be too inconvenient. The widespread use of the World Wide Web has reduced the number of problems in this area, but separate networks will always exist
    Users are not aware of specific data sets because your metadata is not published. When metadata is not widely available, users may not even know what data sets they need
    248. In the 1960s and 1970s, microcomputers and minicomputers became available to businesses and individuals. Thanks to what technology did it become possible?
    This was made possible by the creation of integrated circuit
    This was made possible by the creation of macro chips
    This was made possible by the creation of 4-bit processor
    This was made possible by the creation of UNIVAC
    249. Martin Timmerman formulated the necessary requirements for an RTOS. Two of them are about priorities. Why the combination of priorities is necessary?
    The RTS software is a fixed set of pre-developed modules, and the choice of a program for execution is carried out by interrupts (based on the current state of the object) or in accordance with the scheduled work schedule
    It is the opposite of “necessary”, as the combination of thread priorities can lead to problems such as priority inversion and deadlock
    RTOS needs to share resources. There are a lot of real-time process and system resources for their operation must be available in advance
    250. Most businesses don’t want to deal with non-core tasks, which include the IT infrastructure. And if it has to pay for a data center, it has to function at maximum efficiency. Crisis situations are exacerbating resource shortages. Enterprises are cutting IT budgets, investing less in long-term projects in general and in data centers in particular. It is impossible to abandon IT altogether – it is equal to giving up doing business, but phased financing and speed of commissioning come to the fore. What do today’s IT managers face while having limited budgetary resources to expand data centers?
    Task of providing more services to more users, meeting ever-increasing performance expectations, storing and managing exponentially increasing amounts of data, better protecting the network, and ensuring system stability
    Mail to be lost when using postal mail, and neither the sender nor the receiver would know where the letter was or whether it had been delivered
    They face a lot of challenges as “hundreds of billions of dollars are spent annually on mobile phones, electronic devices, computers, and other microelectronic products, spawning an entire industry that did not exist a decade ago”
    251. Prior to the transistor’s discovery in 1947, the only way to execute amplification of a weak current in an electronic circuit was to use a vacuum tube. What were the initial advantages transistors demonstrated over small vacuum tubes?
    Transistors had longer lifespan, were smaller and many of them could be placed on a single chip
    Transistors were larger, while consuming far less power. They were more reliable
    Small vacuum tubes’ production cost was much higher. Tubes’ material turned out to be harmful for people’s skin
    252. The first recognized use of the word “computer” was from 1613.What did the “computer” use to mean before this word started to refer to devices?
    It was used for people who have a high level of intelligence
    It was used for a device which helped ships to calculate their latitude at sea
    It was used for people who performed repetitive mathematical operations
    253. The OS-9 family of real-time operating systems has been in use for over 20 years, with more than 5 million installed copies. The range of OS-9 applications is wide – industrial automation, instrumental and measuring systems, military and space systems. Why has the OS-9 been so popular and widely used?
    Number of supported hardware platforms and the quality of that support; various development tools; advanced network facilities
    Unlimited number of tasks; it’s the first commercial real-time OS designed for building highly reliable fault-tolerant systems
    Their protocol is not based on any of the common network protocols such as IPX or NetBios and has a number of qualities that make it unique; keeps specific hardware running smoothly
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      Для каждого заказа предусмотрена гарантийная поддержка. Для диплома срок составляет 30 дней. Если вас не устроило качество работы или ее уникальность, обратитесь за доработками. Доработки будут выполнены бесплатно.
      Гарантированная уникальность диплома от 75%
      У нас разработаны правила проверки уникальности. Перед отправкой работы она будет проверена на сайте antiplagiat.ru. Также, при оформлении заказа вы можете указать необходимую вам систему проверки и процент оригинальности, тогда эксперт будет выполнять заказ согласно указанным требованиям.
      Спасаем даже в самые горящие сроки!
      Не успеваешь сдать работу? Не паникуй! Мы выполним срочный заказ быстро и качественно.
      • Высокая уникальность
        Высокая уникальность по всем известным системам антиплагиата. Гарантируем оригинальность каждой работы, проверенную на всех популярных сервисах.
        Высокая уникальность
      • Только актуальные, свежие источники.
        Используем только проверенные и актуальные материалы для твоей работы.
        Только актуальные, свежие источники.
      • Безопасная оплата после выполнения.
        Ты оплачиваешь работу только после того, как убедишься в ее качестве.
        Безопасная оплата после выполнения.
      • Готовая работа в любом формате.
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        Готовая работа в любом формате.
      • Расчеты, чертежи и рисунки любой сложности.
        Выполняем задания по различным техническим дисциплинам, используя COMPAS, 1С, 3D редакторы и другие программы.
        Расчеты, чертежи и рисунки любой сложности.
      • Полная анонимность.
        Гарантируем полную конфиденциальность – никто не узнает о нашем сотрудничестве. Общайся с нами в любом удобном
        Полная анонимность.
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        Отправим оригиналы документов курьером или почтой в любую точку страны.
        Доставка оригиналов по всей России.
      • Оформление практики под ключ.
        Предоставляем полный пакет документов для прохождения практики – с печатями, подписями и гарантией подлинности.
        Оформление практики под ключ.
      • Любые корректировки – бесплатно и бессрочно!
        Вносим правки в работу до тех пор, пока ты не будешь полностью доволен результатом.
        Любые корректировки – бесплатно и бессрочно!
      • Личный менеджер для каждого клиента.
        Твой персональный менеджер ответит на все вопросы и поможет на всех этапах сотрудничества.
        Личный менеджер для каждого клиента.
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        Мы на связи круглосуточно и готовы ответить на твои вопросы в любое время.
        Непрерывная поддержка 24/7.
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        Учитываем все пожелания и требования — даже самых строгих преподавателей.
        Индивидуальный подход.
      • Моментальная сдача тестов и экзаменов онлайн.
        Поможем успешно сдать тесты и экзамены любой сложности с оплатой по факту получения оценки.
        Моментальная сдача тестов и экзаменов онлайн.
      • Гарантия возврата.
        Мы уверены в качестве своих услуг, поэтому предлагаем гарантию возврата средств, если результат тебя не устроит.
        Гарантия возврата.
      • Прозрачность процесса.
        Ты сможешь отслеживать выполнение своей работы в личном кабинете.
        Прозрачность процесса.
      • Работаем официально.
        Мы – зарегистрированная компания, заключаем договор на оказание услуг, что гарантирует твою безопасность.
        Работаем официально.
      • Отзывы реальных студентов.
        Не верь на слово – ознакомься с отзывами наших клиентов!
        Отзывы реальных студентов.
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        Бонусная программа.
      • Полезные материалы.
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        Полезные материалы.
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        Затрудняешься с выбором темы или составлением плана работы? Мы поможем!
        Бесплатная консультация.
      Практика студента – с нами твоя учеба станет легче и приятнее!