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  • Question
  • Many large organizations with their offices in different countries of the world connect their computers through telecommunication satellites and telephone lines. Such a communication network is called


  • Options
  • A. LAN
  • B. WAN
  • C. ECONET
  • D. EITHERNET
  • E. None of the above

  • Correct Answer
  • WAN 


  • Networking problems


    Search Results


    • 1. Sending a file from your personal computer's primary memory or disk to another computer is called

    • Options
    • A. uploading
    • B. downloading
    • C. logging on
    • D. hang on
    • Discuss
    • 2. End-to-end connectivity is provided from host-to-host in:

    • Options
    • A. Network layer
    • B. Session layer
    • C. Data link layer
    • D. Transport layer
    • E. None of the above
    • Discuss
    • 3. In CRC there is no error if the remainder at the receiver is _____.

    • Options
    • A. the quotient at the sender
    • B. nonzero
    • C. zero
    • D. equal to the remainder at the sender
    • E. None of the above.
    • Discuss
    • 4. Which of the following digits are known as the area code of the Network User Address (NUA)?

    • Options
    • A. 5-7
    • B. 1-4
    • C. 8-12
    • D. 13-14
    • E. None of the above
    • Discuss
    • 5. The amount of uncertainty in a system of symbol is called

    • Options
    • A. Bandwidth
    • B. Entropy
    • C. loss
    • D. Quantum
    • E. None of the above
    • Discuss
    • 6. What OSI layer handles logical address to logical name resolution?

    • Options
    • A. Transport
    • B. Physical
    • C. Presentation
    • D. Data Link
    • Discuss
    • 7. What frequency range is used for microwave communications, satellite and radar?

    • Options
    • A. Low Frequency : 30 kHz to 300 kHz
    • B. Medium Frequency : 300 kHz to 3 MHz
    • C. Super High Frequency : 3000 MHz to 30000 MHz
    • D. Extremely High Frequency :30,000 MHz
    • E. None of the above
    • Discuss
    • 8. The interactive transmission of data within a time sharing system may be best suited to

    • Options
    • A. simplex lines
    • B. half-duplex lines
    • C. full-duplex lines
    • D. biflex-line
    • E. None of the above
    • Discuss
    • 9. What does 240 translate to in binary?

    • Options
    • A. 11110000
    • B. 00011110
    • C. 00001111
    • D. 11100000
    • E. None of the above
    • Discuss
    • 10. Which of the following uses network address translation?

    • Options
    • A. Routers
    • B. Network adapter drivers
    • C. Hubs
    • D. Windows 95
    • Discuss


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