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Computer Fundamentals :: Computer Fundamental Miscellaneous

  1. A technique used by codes to convert an analog signal into a digital bit stream is known as

  2. A.

     Pulse code modulation

    B.

     Pulse stretcher

    C.

     Query processing

    D.

     Queue management

    E.

     None of the above


  3. An optical input device that interprets pencil marks on paper media is

  4. A.

     O.M.R

    B.

     Punch card reader

    C.

     Optical scanners

    D.

     Magnetic tape

    E.

     None of the above


  5. Most important advantage of an IC is its

  6. A.

     Easy replacement in case of circuit failure

    B.

     Extremely high reliability

    C.

     Reduced cost

    D.

     Low power consumption

    E.

     None of the above


  7. Data division is the third division of a _____ program.

  8. A.

     COBOL

    B.

     BASIC

    C.

     PASCAL

    D.

     FORTH

    E.

     None of the above


  9. Which language was devised by Dr. Seymour Aubrey Papert?

  10. A.

     APL

    B.

     COBOL

    C.

     LOGO

    D.

     FORTRAN

    E.

     None of the above


  11. A program that converts computer data into some code system other than the normal one is known as

  12. A.

     Encoder

    B.

     Simulation

    C.

     Emulator

    D.

     Coding

    E.

     None of the above


  13. A device designed to read information encoded into a small plastic card is

  14. A.

     Magnetic tape

    B.

     Badge reader

    C.

     Tape puncher

    D.

     Card puncher

    E.

     None of the above


  15. A hybrid computer uses a _____ to convert digital signals from a computer into analog signals.

  16. A.

     Modulator

    B.

     Demodulator

    C.

     Modem

    D.

     Decoder

    E.

     None of the above


  17. A group of magnetic tapes, videos or terminals usually under the control of one master is

  18. A.

     Cylinder

    B.

     Cluster

    C.

     Surface

    D.

     Track

    E.

     None of the above


  19. Any device that performs signal conversion is

  20. A.

     Modulator

    B.

     Modem

    C.

     Keyboard

    D.

     Plotter

    E.

     None of the above