Banking Computers Sample Paper Computer - Sample Paper - 13

  • question_answer A UPS ___________.

    A) limits damage caused by fluctuating levels of electricity

    B) Provides battery backup for a limited time

    C) Delivers electronic messages via a bus

    D) Conducts a power-on self-test, or POST

    E) None of these

    Correct Answer: B

    Solution :

    A UPS (uninterruptible powers supply)is a  backup device that allows your computer to keep Running for at least a short time when the primary power source is lost. It also provides protection from power surges. When power surges occur, a UPS intercepts the surge so that it doesn?t damage your computer.


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