Home / Computer Science / Computer Networking :: Networking Miscellaneous

Computer Science :: Computer Networking

  1. Which of the following services dynamically resolves NetBIOS-to-IP resolution?

  2. A.

     DNS

    B.

     DHCP

    C.

     WINS

    D.

     LMHOSTS

    E.

     None of the above


  3. An example of a medium-speed, switched communications service is

  4. A.

     Series 1000

    B.

     Dataphone 50

    C.

     DDD

    D.

     All of the above

    E.

     None of the above


  5. A devices that links two homogeneous packet-broadcast local networks, is

  6. A.

     gateway

    B.

     repeater

    C.

     bridge

    D.

     hub

    E.

     None of the above


  7. A computer that handles resource sharing and network management in a local area network. Select the best fit for answer:

  8. A.

     Network Server

    B.

     Virtual Private Network

    C.

     Network operating system

    D.

     OSI

    E.

     Three


  9. Repeaters are often used on an 802.3 network to help strengthen the signals being transmitted. As with the length of segments and the number of segments, a limit exists as to how many repeaters can be used between any two nodes. What is the maximum number of repeaters that can be used?

  10. A.

     Five

    B.

     Two

    C.

     Four

    D.

     Six

    E.

     Three


  11. How much power (roughly) a light-emitting diode can couple into an optical fiber?

  12. A.

     100 microwatts

    B.

     440 microwatts

    C.

     100 picowatts

    D.

     10 milliwatts

    E.

     None of the above


  13. A modem that is attached to the telephone system by jamming the phone's handset into two flexible receptacles in the coupler?

  14. A.

     gateway

    B.

     bridge

    C.

     acoustic coupler

    D.

     time-division multiplexer

    E.

     None of the above


  15. With telecommunications and a personal computer you can

  16. A.

     "download" free public domain programs

    B.

     send letters to be printed and delivered by the post office

    C.

     order goods at a substantial discount

    D.

     All of the above

    E.

     None of the above


  17. Which of the following statement is correct?

  18. A.

     Teleprinters are used for printing at remote locations, not for input.

    B.

     Teleprinters are same as teletypes

    C.

     Teleprinters are same as x400

    D.

     Teleprinters have a printer for output and keyboard for input

    E.

     None of the above


  19. What does 224 translate to in binary?

  20. A.

     11110000

    B.

     11110

    C.

     1111

    D.

     11100000

    E.

     None of the above