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CSE :: Networking

  1. A decrease in magnitude of current, voltage, a power of a signal in transmission between points, is known as

  2. A.
    Attenuation
    B.
    Amplitude
    C.
    Aloha
    D.
    Carrier
    E.
    None of the above

  3. The term "remote job entry" relates to

  4. A.
    batch processing
    B.
    realtime processing
    C.
    transaction processing
    D.
    distributed processing
    E.
    None of the above

  5. Which of the following performs modulation and demodulation?

  6. A.
    fiber optic
    B.
    satellite
    C.
    coaxial cable
    D.
    modem
    E.
    None of the above

  7. Data communications monitors available on the software market include

  8. A.
    ENVIRON/1
    B.
    TOTAL
    C.
    BPL
    D.
    Telenet
    E.
    None of the above

  9. Which of the following statement is correct?

  10. A.
    A spin stabilized satellite used solar cells mounted on a cylinder body that continuously rotates so that 40 a time and it also uses gyroscopic action of a spinning satellite to maintain its orientation towards the earth and the sun.
    B.
    A spin stabilized satellite uses solar panels whose cells are continually oriented toward the sun
    C.
    Satellite transponders use lower frequency reception of radiation from earth stations and higher frequency for transmission to earth stations.
    D.
    satellite transponders use a single frequency for reception and transmission from one point on earth to another
    E.
    None of the above

  11. What is the default subnet mask for a class A network?

  12. A.
    127.0.0.1
    B.
    255.0.0.0
    C.
    255.255.255.0.0
    D.
    255.255.255.0
    E.
    None of the above

  13. When using the loopback address, if TCP/IP is installed correctly, when should you receive a response?

  14. A.
    Immediately
    B.
    Only if the address fails
    C.
    After the next host comes online
    D.
    Within two minutes
    E.
    None of the above

  15. Which of the following statement is correct?

  16. A.
    Satellite transponders contain a receiver and transmitter designed to relay microwave transmissions from one point on earth to another.
    B.
    Satellite transponders contain a device that echos the radiation without change from one point on earth to another.
    C.
    Satellite transponder contains devices that transform the message sent from one location on earth to a different code for transmission to another location.
    D.
    Satellite transponders use lower frequency reception of radiation from earth stations and higher frequency for transmission to earth stations
    E.
    None of the above

  17. The modern enterprise is interconnected internally and externally by the Internet, intranets, and other networks. Select the best fit for answer:

  18. A.
    Internetworked enterprise
    B.
    Information super highway
    C.
    Business applications of telecommunications
    D.
    Client/Server networks
    E.
    None of the above

  19. The data communication support should include, but is not restricted to

  20. A.
    file transfer and transaction processing
    B.
    file and database access
    C.
    terminal support, electronic mail and voice grams.
    D.
    All of the above