For data communications to occur, the communicating devices must be part of a communication system made up of a combination of?

A. WAN and LAN

B. Hardware and software

C. Full duplex and half duplex

D. All of the above

Answer: Option B

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Comments ( 2 )

  1. Priyanka Manwani
    Priyanka Manwani :
    2 years ago

    I'm not getting that why all of the above is not the answer?

  2. Lingeswaran Nagarajan
    Lingeswaran Nagarajan :
    3 years ago

    For the occurrence of data communication, there is a need for certain network hardware and networking software to enable data communication

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