Banking Computers RBI Assistant Online Exam Held on 23-09-2014

  • question_answer A data communication facility on which data can be transmitted in two directions is referred as

    A)  Duplex

    B)  Simplex 

    C)  Triplex 

    D)  TCP

    E)  None of these

    Correct Answer: A

    Solution :

    [a] A duplex communication system is a point-to-point system composed of two connected parties or devices that can communicate with one another in both directions.  Translated literally, "duplex" means "two paths." It has two clearly defined paths, with each path carrying information in only one direction to B over one path, and B to A over the other.

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