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Computer Fundamentals :: Computer Fundamental Miscellaneous

  1. An output device that converts data from a binary format in main storage to coded hole patterns punched into a paper tape is

  2. A.

     Paper tape punch

    B.

     Punched paper tape

    C.

     Magnetic disk

    D.

     Magnetic tape

    E.

     None of the above


  3. A computer performs operations by comparing data items and then, depending on the results, follows predetermined course of action. What are such operations called?

  4. A.

     Sequential

    B.

     Logical

    C.

     Digital

    D.

     Physical

    E.

     None of the above


  5. A file that includes an index directory to facilitate random access is

  6. A.

     Sequential file

    B.

     Indexed file

    C.

     Random file

    D.

     Serial file

    E.

     None of the above


  7. The data bus in 8080A/8085 microprocessor is a group of

  8. A.

     eight bidirectional lines that are used to transfer 8 bits between the microprocessor and its I/O and memory

    B.

     sixteen bidirectional lines that are used for data transfer between the microprocessor and memory

    C.

     eight unidirectional lines that are used for I/O devices

    D.

     eight lines used to transfer data among the registers

    E.

     None of the above


  9. Control of computer system or subsystem operation by an operator who may intervene at arbitrary times is

  10. A.

     Manual control

    B.

     Mapping

    C.

     Shift register

    D.

     ALU

    E.

     None of the above


  11. In which of the following terminals the screen is regarded as an array of pixels, where each pixel is either on or off?

  12. A.

     Character map terminal

    B.

     Bit map terminal

    C.

     RS-232 C terminal

    D.

     All of the above

    E.

     None of the above


  13. Which language has been selected as the basis for the Japanese "fifth generation" computers.

  14. A.

     ALGOL

    B.

     COBOL

    C.

     PROLOG

    D.

     C

    E.

     None of the above


  15. A notation for defining the form and structure of data is known as

  16. A.

     Data description language

    B.

     Binary language

    C.

     Data channel

    D.

     Data definition language

    E.

     None of the above


  17. The CPU is made up of control unit ALU and

  18. A.

     Memory

    B.

     Input-Output

    C.

     Register unit

    D.

     All of the above

    E.

     None of the above


  19. In digital computer, all the expressions are coded into

  20. A.

     Octal digits

    B.

     Binary digits

    C.

     Hexadecimal digits

    D.

     Decimal cligits

    E.

     None of the above