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CSE :: Networking

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Networking - Section 6
Networking - Section 7
Networking - Section 8
Networking - Section 9

  1. A software that allows a personal computer to pretend it as a terminal is

    2. A.
    auto-dialing
    B.
    bulletin board
    C.
    modem
    D.
    terminal emulation
    E.
    None of the above

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  2. What is the name of the network topology in which there are bi-directional links between each possible node?

    3. A.
    Ring
    B.
    Star
    C.
    Tree
    D.
    Mesh
    E.
    None of the above

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  3. What is the main purpose of a data link content monitor?

    4. A.
    to detect problems in protocols
    B.
    to determine the type of transmission used in a data link
    C.
    to determine the type of switching used in a data link.
    D.
    to determine the flow of data

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  4. Synchronous protocols

    5. A.
    transmit characters one at a time
    B.
    allow faster transmission than asynchronous protocols do
    C.
    are generally used by personal computers
    D.
    are more reliable
    E.
    None of the above

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  5. To set up a bulletin board system you need

    6. A.
    a smart modem with auto-answer capabilities
    B.
    a telephone line
    C.
    a personal computer
    D.
    All of the above
    E.
    None of the above

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  6. Videotex is a combination of

    7. A.
    television
    B.
    communication
    C.
    computer technology
    D.
    All of the above
    E.
    None of the above

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  7. Which of the following frequency ranges is used for AM radio transmission?

    8. A.
    Very Low Frequency : 3 kHz to 30 kHz
    B.
    Medium Frequency : 300 kHz to 3 MHz
    C.
    High Frequency : 3 MHz to 30 MHz
    D.
    Very High Frequency : 30 MHz to 300 MHz
    E.
    None of the above

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  8. Baseband is

    9. A.
    transmission of signals without modulation
    B.
    a signal all of whose energy is contained within a finite frequency range
    C.
    the simultaneous transmission of data to a number of stations
    D.
    All of the above
    E.
    None of the above

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  9. A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. Differential PCM with 4 bit relative signal value is used. Then how many bits per second are actually sent?

    10. A.
    32 Kbps
    B.
    64 Kbps
    C.
    8 Kbps
    D.
    128 Kbps.

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  10. X.21 is

    11. A.
    a method of determining which device has access to the transmission medium at any time
    B.
    a method access control technique for multiple-access transmission media
    C.
    a very common bit-oriented data link protocol issued by ISO
    D.
    network access standard for connecting stations to a circuit-switched network
    E.
    None of the above

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