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CSE :: Networking

  1. After coding a document into a digital signal, it can be sent by telephone, telex or satellite to the receiver where the signal is decoded and an exact copy of the original document is made. What is it called?

  2. A.
    Telex
    B.
    Word processor
    C.
    Facsimile
    D.
    Electronic mail
    E.
    None of the above

  3. Which file transfer protocol uses UDP?

  4. A.
    NFS
    B.
    TELNET
    C.
    TFTP
    D.
    FTP
    E.
    None of the above

  5. You are working with a class C network. You are required to configure it for five subnets, each of which will support 25 nodes. What subnet should you use?

  6. A.
    255.255.255.0
    B.
    255.255.255.224
    C.
    255.255.255.240
    D.
    255.255.255.248
    E.
    255.255.255.252

  7. A network designer wants to connect 5 routers as point-to-point simplex line. Then the total number of lines required would be

  8. A.
    5
    B.
    10
    C.
    20
    D.
    32
    E.
    None of the above

  9. Which of the following medium access control technique is used for bus/tree?

  10. A.
    token ring
    B.
    token bus
    C.
    CSMA
    D.
    MAC
    E.
    None of the above

  11. A distributed data processing configuration in which all activities must pass through a centrally located computer is called a:

  12. A.
    ring network
    B.
    spider network
    C.
    hierarchical network
    D.
    data control network
    E.
    None of the above

  13. The size or magnitude of a voltage or current waveform is

  14. A.
    Amplitude
    B.
    Aloha
    C.
    Angle Modulation
    D.
    Attenuation
    E.
    None of the above

  15. Which of the following network access standard is used for connecting stations to a circuit-switched network?

  16. A.
    X.3
    B.
    X.21
    C.
    X.25
    D.
    X.75
    E.
    None of the above

  17. Which of the following is not a transmission medium?

  18. A.
    telephone lines
    B.
    coaxial cable
    C.
    modem
    D.
    microwave systems
    E.
    satellite systems

  19. Which of the following statement is incorrect?

  20. A.
    Gateways are assumed to know correct routes; hosts begin with minimal routing information and learn new routes from gateways.
    B.
    Layered protocols are designed so that layer n at the destination receives exactly the same object sent by layer n at the source.
    C.
    Application programs as well as all protocol software from the Internet layer upward use only IP addresses; the network interface layer handles physical addresses.
    D.
    All of the above
    E.
    None of the above