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Computer Science :: Computer Networking

  1. The coming together of three technologies i.e. microelectronics, computing and communications has ushered in

  2. A.

     information explosion

    B.

     information technology

    C.

     business revolution

    D.

     educational upgradation

    E.

     None of the above

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  3. Terminals are used to

  4. A.

     collect data from the physical system

    B.

     provide information for the manager

    C.

     communicate management decisions to the physical system

    D.

     All of the above

    E.

     None of the above

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  5. Sales persons and other employees of the company who spend much of their time away from their offices but keep in touch with their company's microcomputers or main frame computers over telephone lines are called

  6. A.

     field workers

    B.

     telecommuters

    C.

     teleprocessors

    D.

     company directors

    E.

     None of the above

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  7. What is the standard protocol for network management features?

  8. A.

     SNA

    B.

     FTP

    C.

     SNMP

    D.

     SMS

    E.

     None of the above

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  9. The application layer of a network

  10. A.

     establishes, maintains, and terminates virtual circuits

    B.

     defines the user's port into the network

    C.

     consists of software being run on the computer connected to the network

    D.

     All of the above

    E.

     None of the above

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  11. Brad is in charge of a small network and wants to make it simple but secure. The users want to have full control over their data and still be able to share data with the rest of the office. The networking knowledge of the office staff is excellent. Which network(s) would be the best to set up?

  12. A.

     Peer-to-peer

    B.

     Master domain

    C.

     Server-based

    D.

     Ethernet

    E.

     Share-level

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  13. The simultaneous transmission of data to a number of stations is known as

  14. A.

     broadcast

    B.

     Band width

    C.

     Aloha

    D.

     Analog transmission

    E.

     None of the above

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  15. Most data communications involving telegraph lines use:

  16. A.

     simplex lines

    B.

     wideband channels

    C.

     narrowband channels

    D.

     dialed service

    E.

     None of the above

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  17. You have a network ID of 134.57.0.0 with 8 subnets. You need to allow the largest possible number of host IDs per subnet. Which subnet mask should you assign?

  18. A.

     255.255.224.0

    B.

     255.255.240.0

    C.

     255.255.248.0

    D.

     255.255.252.0

    E.

     255.255.255.255

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  19. Modulation is the process of

  20. A.

     sending a file from one computer to another computer

    B.

     converting digital signals to analog signals

    C.

     converting analog signals to digital signals

    D.

     echoing every character that is received

    E.

     None of the above

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