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CSE :: Networking

  1. Which of the following is not a standard synchronous communication protocol?

  2. A.
    SDLC
    B.
    SMTP
    C.
    SLIP
    D.
    PAS
    E.
    None of the above

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  3. The network layer, in reference to the OSI model, provide

  4. A.
    data link procedures that provide for the exchange of data via frames that can be sent and received
    B.
    the interface between the X.25 network and packet mode device
    C.
    the virtual circuit interface to packet-switched service
    D.
    All of the above
    E.
    None of the above

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  5. In OSI network architecture, the routing is performed by

  6. A.
    network layer
    B.
    data link layer
    C.
    transport layer
    D.
    session layer
    E.
    None of the above

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  7. Which of the following communications lines is best suited to interactive processing applications?

  8. A.
    narrowband channels
    B.
    simplex lines
    C.
    full-duplex lines
    D.
    mixed band channels
    E.
    None of the above

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  9. What is the first octet range for a class B IP address?

  10. A.
    128 - 255
    B.
    1 - 127
    C.
    192 - 223
    D.
    128 - 191
    E.
    127 - 191

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  11. The 32-bit internet address 10000000 00001010 00000010 00011110 will be written in dotted decimal notation as

  12. A.
    148.20.2.30
    B.
    164.100.9.61
    C.
    210.20.2.64
    D.
    128.10.2.30
    E.
    None of the above

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  13. Which of the following items is not used in Local Area Networks (LANs)?

  14. A.
    Computer
    B.
    Modem
    C.
    Printer
    D.
    Cable
    E.
    None of the above

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  15. Error detection at a data link level is achieved by

  16. A.
    bit stuffing
    B.
    cyclic redundancy codes
    C.
    Hamming codes
    D.
    equalization
    E.
    None of the above

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  17. RS-232-G

  18. A.
    is an interface between two data circuit terminating equipment as examplified by a local and remote modem
    B.
    is an interface standard between Data terminal Equipment and Data Circuit Terminating Equipment
    C.
    specifies only the mechanical characteristics of an interface by providing a 25-pin connector
    D.
    requires only 7 pin out of 25 in order to transmit digital data over public telephone lines
    E.
    None of the above

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  19. A subdivision of main storage created by operational software is referred to as a:

  20. A.
    compartment
    B.
    time-shared program
    C.
    divided core
    D.
    partition
    E.
    None of the above

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