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  1. Magnetic tape can serve as :

  2. A.

     secondary-storage media

    B.

     output media

    C.

     input media

    D.

     All of the above

    E.

     None of the above

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  3. Conversion of hexadecimal number 1D7F16 to a decimal number is

  4. A.

     755110

    B.

     877110

    C.

     555710

    D.

     778110

    E.

     None of the above

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  5. Microfilm reader is a

  6. A.

     OCR device

    B.

     COM device

    C.

     MICR device

    D.

     None of the above

    E.

     All of the above

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  7. In magnetic disks, data is organized on the platter in a concentric sets of rings called

  8. A.

     sector

    B.

     track

    C.

     head

    D.

     block

    E.

     None of the above

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  9. The data recording area between the blank gaps on magnetic tape is called a/ an:

  10. A.

     Record

    B.

     Block

    C.

     Field

    D.

     Database

    E.

     None of the above

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  11. Personal computers use a number of chips mounted on a main circuit board. What is the common name for such boards?

  12. A.

     Daughterboard

    B.

     Motherboard

    C.

     Fatherboard

    D.

     Breadboard

    E.

     None of the above

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  13. Which term is not used to describe the memory component of a computer?

  14. A.

     ROM

    B.

     PROM

    C.

     RAM

    D.

     SAM

    E.

     None of the above

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  15. Who coordinates the sequencing of events within the central processor of a computer?

  16. A.

     Logic unit

    B.

     Arithmetic unit

    C.

     Register

    D.

     Control unit

    E.

     None of the above

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  17. What type of computer programming is used for airplane ticket reservation system?

  18. A.

     Multi programming

    B.

     Real time programming

    C.

     Time sharing

    D.

     Batch programming

    E.

     None of the above

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  19. The output of a 2 input OR gate is 0 only when its

  20. A.

     both inputs are 0

    B.

     either input is 1

    C.

     both inputs are 1

    D.

     either input is 0

    E.

     None of the above

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