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  • Question
  • The transmission signal coding method of TI carrier is called


  • Options
  • A. Bipolar
  • B. NRZ
  • C. Manchester
  • D. Binary
  • E. None of the above

  • Correct Answer
  • Bipolar 


  • Networking problems


    Search Results


    • 1. Which of the following is an advantage to using fiber optics data transmission?

    • Options
    • A. resistance to data theft
    • B. fast data transmission rate
    • C. low noise level
    • D. few transmission errors
    • E. All of the above
    • Discuss
    • 2. Which of the following characteristic(s) is/are suited to the PSS applications?

    • Options
    • A. bursty traffic and low communications intensity
    • B. widely dispersed terminals and access to international packets switched services
    • C. Multiple remote host or applications accessed by a single local access circuit terminal and circuit
    • D. All of the above
    • E. None of the above
    • Discuss
    • 3. An encyclopedic database

    • Options
    • A. is an information utility that specializes in storing and searching information
    • B. is generally free
    • C. is easy for beginners to use
    • D. All of the above
    • E. None of the above
    • Discuss
    • 4. Modem is used in data transmission. When was it invented and in which country?

    • Options
    • A. 1963, USA
    • B. 1965, Germany
    • C. 1950, USA
    • D. 1950, Japan
    • E. None of the above
    • Discuss
    • 5. TCP is:

    • Options
    • A. Operates at the Data Link layer
    • B. Connection orientated and unreliable
    • C. Connection orientated and reliable
    • D. Connectionless and unreliable
    • Discuss
    • 6. Computers in a LAN can be interconnected by radio and infrared technologies.

    • Options
    • A. Wireless LANs
    • B. Network Topologies
    • C. Multiplexer
    • D. Modem
    • Discuss
    • 7. 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
    • 8. 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
    • 9. 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
    • 10. 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
    • Discuss


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