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  1. Which of the following is not an output device of a computer?

  2. A.

     Printer

    B.

     keyboard

    C.

     VDU

    D.

     CRT screen

    E.

     All of the above

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  3. Which of the following terms could be used to describe the concurrent processing of computer programs, via CRTs, on one computer system?

  4. A.

     Time-sharing

    B.

     Online processing

    C.

     Interactive processing

    D.

     All the above processing

    E.

     None of the above

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  5. What is the name given to the specialized storage element in the processor unit of a computer which is used as a "scratch pad" during processing operations?

  6. A.

     storage register

    B.

     primary memory

    C.

     cache memory

    D.

     accumulator

    E.

     None of the above

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  7. A large number of computers in a wide geographical area can be efficiently connected using

  8. A.

     Twisted pair lines

    B.

     Coaxial cables

    C.

     Communications satellites

    D.

     All of the above

    E.

     None of the above

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  9. Which of the following statements is true?

  10. A.

     Analysts usually work alone and sometimes as part of a team

    B.

     Most systems projects are completed in 6 to 12 weeks

    C.

     An analyst's primary concern is the development of software

    D.

     Analysts evaluate data flow through an organization

    E.

     None of the above

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  11. Which of the following is not an advantage of magnetic disk storage?

  12. A.

     The access time of magnetic disk is much less than that of magnetic tape

    B.

     Disk storage is longer lasting than magnetic tape

    C.

     Disk storage is less expensive than tape storage

    D.

     All of the above

    E.

     None of the above

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  13. An advantage of blocking a tape is that

  14. A.

     additional processing time is consumed

    B.

     the direct file method can be emulated

    C.

     tapes contain less data and longer tapes

    D.

     less tape is used to store the same amount of data

    E.

     None of the above

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  15. Perforated paper used as input or output media is known as

  16. A.

     Paper tape

    B.

     Magnetic tape

    C.

     Punched paper tape

    D.

     Card punch

    E.

     None of the above

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  17. What is the byte capacity of a drum which is 5 inch high, 10 inch diameter, and which has 60 tracks per inch and bit density of 800 bits per inch?

  18. A.

     942000 bytes

    B.

     9712478 bytes

    C.

     192300 bytes

    D.

     14384 bytes

    E.

     None of the above

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  19. Ethernet uses

  20. A.

     Bus topology

    B.

     Ring topology

    C.

     Star topology

    D.

     Tree topology

    E.

     None of the above

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