Home / Computer Fundamentals / Computer Fundamental Miscellaneous :: section-11

Computer Fundamentals :: Computer Fundamental Miscellaneous

  1. In digital data transmission

  2. A.

     Baud rate in equal to bit rate

    B.

     Baud rate is always smaller than the bit rate

    C.

     Baud rate is always higher than the bit rate

    D.

     All of the above

    E.

     None of the above


  3. Which of the following is not one of the three primary functions that on-line direct-access systems can serve?

  4. A.

     inquiry

    B.

     backup

    C.

     update

    D.

     programming

    E.

     None of the above


  5. How many bits can be stored in the 8K RAM?

  6. A.

     8000

    B.

     8192

    C.

     4000

    D.

     4096

    E.

     None of the above


  7. A code which uses more bits for each character then what is necessary is known as

  8. A.

     Hollerith code

    B.

     Gray code

    C.

     Redundant code

    D.

     Mnemonics

    E.

     None of the above


  9. Point out the odd item amongst the following

  10. A.

     Computer mouse

    B.

     Touchpad

    C.

     Light pen

    D.

     Printer

    E.

     None of the above


  11. Access time in a computer memory is the time required to

  12. A.

     Locate the stored data

    B.

     Retrieve the stored data

    C.

     Both locate and retrieve the data

    D.

     All of the above

    E.

     None of the above


  13. In negative logic, the logic state 1 corresponds to

  14. A.

     negative voltage

    B.

     zero voltage

    C.

     more negative voltage

    D.

     lower voltage level

    E.

     None of the above


  15. Which of the following is a part of the Central Processing Unit?

  16. A.

     Printer

    B.

     Keyboard

    C.

     Mouse

    D.

     Arithmetic Logic Unit (ALU)

    E.

     None of the above


  17. The least expensive OCR units can read

  18. A.

     hand printed numbers

    B.

     machine printed numbers

    C.

     marks

    D.

     handwriting

    E.

     None of the above


  19. The input unit of a computer

  20. A.

     feeds data to the CPU or memory

    B.

     retrieves data from CPU

    C.

     directs all other units

    D.

     All of the above

    E.

     None of the above