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  • Question
  • Communication network is


  • Options
  • A. one or more conductors that serve as a common connection for a related group of devices
  • B. a continuous frequency capable of being modulated or impressed with a second signal
  • C. the condition with two or more stations attempt to use the same channel at the same time
  • D. a collection of interconnected functional units that provides a data communications service among stations attached to the network
  • E. None of the above

  • Correct Answer
  • a collection of interconnected functional units that provides a data communications service among stations attached to the network 


  • Networking problems


    Search Results


    • 1. If the ASCII character G is sent and the character D is received, what type of error is this?

    • Options
    • A. single-bit
    • B. multiple-bit
    • C. burst
    • D. recoverable
    • Discuss
    • 2. Which of the following is separated by a subnet mask?

    • Options
    • A. DHCP scopes
    • B. Network ID and host ID
    • C. Domains
    • D. Subnets
    • Discuss
    • 3. Which of the following files is used for NetBIOS name resolution?

    • Options
    • A. HOSTS
    • B. LMHOSTS
    • C. ARP
    • D. FQDN
    • E. None of the above
    • Discuss
    • 4. Computers in a LAN can be interconnected by radio and infrared technologies.

    • Options
    • A. Wireless LANs
    • B. Network Topologies
    • C. Multiplexer
    • D. Modem
    • Discuss
    • 5. The transmission signal coding method of TI carrier is called

    • Options
    • A. Bipolar
    • B. NRZ
    • C. Manchester
    • D. Binary
    • E. None of the above
    • Discuss
    • 6. Which of the following conditions is used to transmit two packets over a medium at the same time?

    • Options
    • A. Contention
    • B. Collision
    • C. Synchronous
    • D. Asynchronous
    • Discuss
    • 7. Examples are packet switching using frame relay, and cell switching using ATM technologies. Select the best fit for answer:

    • Options
    • A. Bandwidth alternatives
    • B. Switching alternating
    • C. Inter organizational networks
    • D. Extranets
    • Discuss
    • 8. A devices that links two homogeneous packet-broadcast local networks, is

    • Options
    • A. hub
    • B. bridge
    • C. repeater
    • D. gateway
    • E. None of the above
    • Discuss
    • 9. 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
    • 10. 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


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