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  • Question
  • The slowest transmission speeds are those of


  • Options
  • A. twisted-pair wire
  • B. coaxial cable
  • C. fiber-optic cable
  • D. microwaves
  • E. None of the above

  • Correct Answer
  • twisted-pair wire 


  • Networking problems


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    • 1. You are working with a network that has the network ID 192.168.10.0 and require nine subsets for your company and the maximum number of hosts. What subnet mask should you use?

    • Options
    • A. 255.255.255.192
    • B. 255.255.255.224
    • C. 255.255.255.240
    • D. 255.255.255.248
    • E. 255.255.255.252
    • Discuss
    • 2. How many digits of the Network User Address are known as the DNIC (Data Network Identification Code)?

    • Options
    • A. first three
    • B. first four
    • C. first five
    • D. first seven
    • E. None of the above
    • Discuss
    • 3. Which of the following statements is correct?

    • Options
    • A. Protocol converters are the same as multiplexers
    • B. Protocol converters are the same as TDMs
    • C. Protocol converters are usually not operated in pairs.
    • D. Protocol converters are usually operated in
    • E. None of the above
    • Discuss
    • 4. You have a network ID of 192.168.10.0 and require at least 25 host IDs for each subnet, with the largest amount of subnets available. Which subnet mask should you assign?

    • Options
    • A. 255.255.255.192
    • B. 255.255.255.224
    • C. 255.255.255.240
    • D. 255.255.255.248
    • E. 255.255.255.255
    • Discuss
    • 5. The transfer of data from a CPU to peripheral devices of a computer is achieved through

    • Options
    • A. modems
    • B. computer ports
    • C. interfaces
    • D. buffer memory
    • E. None of the above
    • Discuss
    • 6. Which layer of OSI determines the interface of the system with the user?

    • Options
    • A. Network
    • B. Application
    • C. Data-link
    • D. Session
    • E. None of the above
    • Discuss
    • 7. Thorough planning must take place when setting up an 802.3 network. A maximum number of segments can separate any two nodes on the network. What is the maximum number of segments allowed between two nodes?

    • Options
    • A. Five
    • B. Two
    • C. Four
    • D. Six
    • E. Three
    • Discuss
    • 8. What is the number of separate protocol layers at the serial interface gateway specified by the X.25 standard?

    • Options
    • A. 4
    • B. 2
    • C. 6
    • D. 3
    • E. None of the above
    • Discuss
    • 9. The encoding method specified in the EIA-232 standard is _____.

    • Options
    • A. NRZ-I
    • B. NRZ-L
    • C. Manchester
    • D. Differential Manchester
    • Discuss
    • 10. You have a network ID of 134.57.0.0 and you need to divide it into multiple subnets in which at least 600 host IDs for each subnet are available. You desire to have the largest amount of subnets available. Which subnet mask should you assign?

    • Options
    • A. 255.255.224.0
    • B. 255.255.240.0
    • C. 255.255.248.0
    • D. 255.255.255.0
    • E. 255.255.255.255
    • Discuss


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