Banking Computers Science Sample Paper Computer - Sample Paper - 21

  • question_answer
    Encryption and decryption are functions of

    A) Transport layer

    B)        Session layer

    C) Presentation layer

    D)        All of the above

    E) None of these

    Correct Answer: C

    Solution :

    The pretention layer present data to application layer in format that can be procured by an end user this actually a translator   that provides coding and conversion functions. Main  task s are data compression de compression Encryption and decryption.


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