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  • Question
  • Which of the following is a wrong example of network layer:


  • Options
  • A. Internet Protocol (IP) ARPANET
  • B. X. 25 Packet Level Protocol (PLP) - ISO
  • C. Source routing and Domain naming - Usenet
  • D. X.25 level 2 - ISO
  • E. None of the above

  • Correct Answer
  • X.25 level 2 - ISO 


  • Networking problems


    Search Results


    • 1. Which of the following might be used by a company to satisfy its growing communications needs?

    • Options
    • A. front-end processor
    • B. multiplexer
    • C. controller
    • D. concentrator
    • E. All of the above
    • Discuss
    • 2. Which of the following signals is not standard RS - 232-C signal?

    • Options
    • A. VDR
    • B. RTS
    • C. CTS
    • D. DSR
    • E. None of the above
    • Discuss
    • 3. What is the term used to describe addresses available on a DHCP server?

    • Options
    • A. Pools
    • B. Scopes
    • C. Ranges
    • D. Notes
    • E. None of the above
    • Discuss
    • 4. Which layer of international standard organization's OSI model is responsible for creating and recognizing frame boundaries?

    • Options
    • A. physical layer
    • B. data link layer
    • C. transport layer
    • D. network layer
    • E. None of the above
    • Discuss
    • 5. A computer that handles resource sharing and network management in a local area network. Select the best fit for answer:

    • Options
    • A. Network Server
    • B. Virtual Private Network
    • C. Network operating system
    • D. OSI
    • Discuss
    • 6. 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?

    • Options
    • A. Five
    • B. Two
    • C. Four
    • D. Six
    • E. Three
    • Discuss
    • 7. Modulation is the process of

    • Options
    • 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
    • Discuss
    • 8. Which multiplexing technique shifts each signal to a different carrier frequency?

    • Options
    • A. FDM
    • B. synchronous TDM
    • C. asynchronous TDM
    • D. All of the above
    • Discuss
    • 9. The coming together of three technologies i.e. microelectronics, computing and communications has ushered in

    • Options
    • A. information explosion
    • B. information technology
    • C. business revolution
    • D. educational upgradation
    • E. None of the above
    • Discuss
    • 10. 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

    • Options
    • A. field workers
    • B. telecommuters
    • C. teleprocessors
    • D. company directors
    • E. None of the above
    • Discuss


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