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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


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

  4. A.

    Compiler

    B.

    Decompiler

    C.

    Interpreter

    D.

    Assembler


  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


  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


  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


  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


  13.  Which is a Common-Business oriented language?

  14. A.

    COBOL

    B.

    C

    C.

    BASIC

    D.

    SNOBOL


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

  16. A.

    Bandwidth

    B.

    Bug

    C.

    Bus

    D.

    Bits


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

  18. A.

    Floppy disks

    B.

    Magnetic disks

    C.

    Integrated circuits

    D.

    Logic gates


  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