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Computer Fundamentals :: Computer Fundamental Miscellaneous

  1. An input/output device at which data enters or leaves a computer system is

  2. A.

     Keyboard

    B.

     Terminal

    C.

     Printer

    D.

     Plotter

    E.

     None of the above


  3. The fastest type of memory from the following list is

  4. A.

     tape

    B.

     semiconductor memory

    C.

     disk

    D.

     bubble memory

    E.

     None of the above


  5. Which of the following is a secondary memory device?

  6. A.

     Keyboard

    B.

     Disk

    C.

     ALU

    D.

     All of the above

    E.

     None of the above


  7. The register which keeps track of the execution of a program and which contains the memory address of the instruction currently being executed is known as

  8. A.

     Index register

    B.

     Memory address register

    C.

     Program counter

    D.

     Instruction register

    E.

     None of the above


  9. The input and output devices are located away from the central computer facility in which particular type of processing.

  10. A.

     Time sharing

    B.

     Batch processing

    C.

     Interactive mode

    D.

     Real time processing

    E.

     None of the above


  11. Which is a swapping device is used to hold the images of pages in main memory.

  12. A.

     Plex

    B.

     Paging drum

    C.

     Card punch

    D.

     Optical mark reader

    E.

     None of the above


  13. A section of code that may only be executed by one process at any one time is

  14. A.

     CPM

    B.

     Critical resource

    C.

     Critical region

    D.

     Gray code

    E.

     None of the above


  15. The latest PC keyboards use a circuit that senses the movement by the change in its capacitance. What are these keyboards called?

  16. A.

     Capacitance keyboards

    B.

     Mechanical keyboards

    C.

     Qwerty keyboards

    D.

     Dvorak keyboards

    E.

     None of the above


  17. A step-by-step procedure used to solve a problem is called

  18. A.

     Operating system

    B.

     Algorithm

    C.

     Application program

    D.

     All of the above

    E.

     None of the above


  19. Which memory is nonvolatile and may be written only once?

  20. A.

     RAM

    B.

     EE-ROM

    C.

     RAM

    D.

     PROM

    E.

     None of the above