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Computer Fundamentals :: Basic Computer Knowledge

  1.  An error in computer data is called

  2. A.

    Bug

    B.

    Chip

    C.

    Bit

    D.

    Byte

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  3.  Which of the following translate back from machine code something resembling the source language

  4. A.

    Compiler

    B.

    Decompiler

    C.

    Interpreter

    D.

    Assembler

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  5.  Who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots?

  6. A.

    Pascal

    B.

    Napier

    C.

    Leibnitz

    D.

    Babbage

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  7.  A six - digit card field used for postal ZIP codes is defined as

  8. A.

    An alphanumeric field

    B.

    A numeric field

    C.

    A letter field

    D.

    A alphabetic field

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  9.  A hand-held device for optically reading bar codes on goods, labels & shelves is

  10. A.

    Wand

    B.

    Light pen

    C.

    Mouse

    D.

    Touch tablet

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  11.  In analog computer-

  12. A.

    Input is never converted to digital form

    B.

    Input is first converted to digital form

    C.

    Output is displayed in digital form

    D.

    All of the above

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  13.  Which is a Common-Business oriented language?

  14. A.

    COBOL

    B.

    C

    C.

    BASIC

    D.

    SNOBOL

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  15.  The range of frequencies available for data transmission is known as

  16. A.

    Bandwidth

    B.

    Bug

    C.

    Bus

    D.

    Bits

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  17.  Which major development led to the production of microcomputers?

  18. A.

    Floppy disks

    B.

    Magnetic disks

    C.

    Integrated circuits

    D.

    Logic gates

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  19.  In which mode, each user has a local input/output device.

  20. A.

    Time sharing mode

    B.

    Interactive

    C.

    Batch processing mode

    D.

    All of the above

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