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Computer Fundamentals :: Basic Computer Knowledge

  1.  The Scrambling of DATA is known as

  2. A.

    Encryption

    B.

    Sorting

    C.

    Code Protection

    D.

    Firewall


  3.  What do you call the smallest controllable element of a picture represented on a computer screen?

  4. A.

    Bit

    B.

    Pixel

    C.

    Point

    D.

    Cell


  5.  Which of the following protects the system from hackers ?

  6. A.

    Firewall

    B.

    Scanner

    C.

    Hub

    D.

    Snort


  7.  The clock rate of a processor is measured in

  8. A.

    minutes

    B.

    Milliseconds

    C.

    Megabytes

    D.

    Megahertz or Gigahertz


  9.  Which of the following is not a binary number?

  10. A.

    10010111

    B.

    111111001

    C.

    12340001

    D.

    0110011


  11.  The acronym WORM in a computer system and used in optical technology stands for

  12. A.

    Write only, Read memory

    B.

    Write once, Read memory

    C.

    Write only , Replicate memory

    D.

    Write once, Read many


  13.  Which of the following places the common date elements in order from smallest to largest ?

  14. A.

    Character, record, field, file, database

    B.

    Character, field,record,file,database

    C.

    Character,file,record,field,database

    D.

    Database,file,record,field,character


  15.  What is the full form of MSDN, a resource for developers ?

  16. A.

    Microsoft Developer Network

    B.

    Microsoft Demodulation Network

    C.

    Millions of Services Done in Network

    D.

    Microsoft Design Navigator


  17.  Word processing, spread sheet, and photo editing are examples of

  18. A.

    system software

    B.

    platform software

    C.

    application software

    D.

    operating system software


  19.  All the following are examples of input devices EXCEPT a

  20. A.

    mouse

    B.

    printer

    C.

    keyboard

    D.

    scanner