Banking Computers Science IBPS Bank PO and MT CWE Exam Held on 19-10-2014

  • question_answer
    The most widely used device communication is a

    A)  Coprocessor

    B)  Channel

    C)  Bus     

    D)  Modem

    E)  Scanner

    Correct Answer: D

    Solution :

    [d] The various communication devices are modem, communication control units, data service units, multiplexers, con contractors, etc. The most commonly used device is a modem. Short for modulator demodulator, it sends and receives data over telephone lines to and from computers.


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