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  • Question
  • What device separates a single network into two segments but lets the two segments appear as one to higher protocols?


  • Options
  • A. Switch
  • B. Bridge
  • C. Gateway
  • D. Router

  • Correct Answer
  • Bridge 


  • Networking problems


    Search Results


    • 1. Which of the following is required to communicate between two computers?

    • Options
    • A. communications software
    • B. protocol
    • C. communications hardware
    • D. access to transmission medium
    • E. All of the above
    • Discuss
    • 2. The synchronous modems are more costly than the asynchronous modems because

    • Options
    • A. they produce large volume of data
    • B. they contain clock recovery circuits
    • C. they transmit the data with stop and start bits.
    • D. they operate with a larger bandwidth
    • E. None of the above
    • Discuss
    • 3. Which of the following condition is used to transmit two packets over a medium at the same time?

    • Options
    • A. Contention
    • B. Collision
    • C. Synchronous
    • D. Asynchronous
    • E. None of the above
    • Discuss
    • 4. The packets switching concept was first proposed

    • Options
    • A. in the late 1980s for the Defense Ministry of US.
    • B. in the early 1960s for military communication systems, mainly to handle speech
    • C. in the late 1950s for Defense Ministry of US
    • D. All of the above
    • E. None of the above
    • Discuss
    • 5. The Internet Control Message Protocol (ICMP)

    • Options
    • A. allows gateways to send error a control messages to other gateways or hosts
    • B. provides communication between the Internet Protocol Software on one machine and the Internet Protocol Software on another
    • C. reports error conditions to the original source, the source must relate errors to individual application programs and take action to correct the problem
    • D. All of the above
    • E. None of the above
    • Discuss
    • 6. A station in a network forwards incoming packets by placing them on its shortest output queue. What routing algorithm is being used?

    • Options
    • A. hot potato routing
    • B. flooding
    • C. static routing
    • D. delta routing
    • E. None of the above
    • Discuss
    • 7. You have a class A network address 10.0.0.0 with 40 subnets, but are required to add 60 new subnets very soon. You would like to still allow for the largest possible number of host IDs per subnet. Which subnet mask should you assign?

    • Options
    • A. 255.240.0.0
    • B. 255.248.0.0
    • C. 255.252.0.0
    • D. 255.254.0.0
    • E. 255.255.255.255
    • Discuss
    • 8. The _____ houses the switches in token ring.

    • Options
    • A. transceiver
    • B. nine-pin connector
    • C. MAU
    • D. NIC
    • E. None of the above
    • Discuss
    • 9. Which of the following does not allow multiple users or devices to share one communications line?

    • Options
    • A. doubleplexer
    • B. multipplexer
    • C. concentrator
    • D. controller
    • E. None of the above
    • Discuss
    • 10. To connect a computer with a device in the same room, you might be likely to use

    • Options
    • A. a coaxial cable
    • B. a dedicated line
    • C. a ground station
    • D. All of the above
    • E. None of the above
    • Discuss


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