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Computer Fundamentals :: Computer Fundamental Miscellaneous

  1. Which of the following file organizations is most efficient for a file with a high degree of file activity?

  2. A.

     sequential

    B.

     ISAM

    C.

     VSAM

    D.

     B-Tree index

    E.

     All of the above

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  3. What is the name of the reading device which mades use of photosensors and laser technologies to interpret printed, typed or even hand-written data directly from the source documents?

  4. A.

     MICR

    B.

     OCR

    C.

     Mark-sensing device

    D.

     ATM

    E.

     None of the above

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  5. A(n) ____ device is any device that provides information which is sent to the CPU.

  6. A.

     input

    B.

     output

    C.

     CPU

    D.

     memory

    E.

     storage

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

  8. A.

     Baud

    B.

     Bandwidth

    C.

     Byte

    D.

     Bits

    E.

     None of the above

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  9. Full adder has

  10. A.

     4 inputs

    B.

     8 inputs

    C.

     10 inputs

    D.

     3 inputs

    E.

     None of the above

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

  12. A.

     Magnetic disks

    B.

     Floppy disks

    C.

     Logic gates

    D.

     Integrated circuits

    E.

     None of the above

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  13. The first computer made available for commercial use was

  14. A.

     Mark-I

    B.

     ENIAC

    C.

     EDSAC

    D.

     UNIVAC

    E.

     None of the above

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

  16. A.

     Interactive

    B.

     Time sharing mode

    C.

     Batch processing mode

    D.

     All of the above

    E.

     None of the above

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  17. Sometime data are gathered over a period of time and collected into a group before entering them into a computer for processing. What type of processing is it called?

  18. A.

     Interactive processing

    B.

     Sequential processing

    C.

     Batch processing

    D.

     Group processing

    E.

     None of the above

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  19. Which of the following is considered a direct-entry input device?

  20. A.

     optical scanner

    B.

     mouse

    C.

     light pen

    D.

     digitizer

    E.

     All of the above

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