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Computer Science :: Operating System

  1. The main function of the dispatcher (the portion of the process scheduler) is

  2. A.

     swapping a process to the disk

    B.

     assigning ready process to the CPU

    C.

     suspending some of the processes when the CPU load is high

    D.

     bring processes from the disk to the main memory

    E.

     None of the above

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  3. The errors that can be pointed out by the compiler are

  4. A.

     Syntax errors

    B.

     Semantic errors

    C.

     Logical errors

    D.

     Internal errors

    E.

     None of the above

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  5. When a computer is first turned on or restarted, a special type of absolute loader is executed, called a

  6. A.

     "Compile and Go" loader

    B.

     Boot loader

    C.

     Bootstrap loader

    D.

     Relating loader

    E.

     None of the above

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  7. Which, of the following checks, cannot be carried out on the input data to a system?

  8. A.

     consistency check

    B.

     Syntax check

    C.

     Range check

    D.

     All of the above

    E.

     None of the above

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  9. A program that converts a high-level language program to a set of instructions that can run on a computer is called a

  10. A.

     Compiler

    B.

     Debugger

    C.

     Editor

    D.

     All of the above

    E.

     None of the above

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  11. Which of the following is characteristic of an operating system?

  12. A.

     resource management

    B.

     error recovery

    C.

     memory management

    D.

     All the above

    E.

     None of the above

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  13. In MS-DOS, relocatable object files and load modules have extensions

  14. A.

     .OBJ and .COM or .EXE, respectively

    B.

     .COM and .OBJ, respectively

    C.

     .EXE and .OBJ, respectively

    D.

     .DAS and .EXE, respectively

    E.

     None of the above

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  15. The state transition initiated by the user process itself in an operating system is

  16. A.

     block

    B.

     dispatch

    C.

     wake up

    D.

     timer run out

    E.

     None of the above

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  17. Which of the following program is not a utility?

  18. A.

     Debugger

    B.

     Editor

    C.

     Spooler

    D.

     All of the above

    E.

     None of the above

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  19. The function(s) of file system is (are):

  20. A.

     to provide complete file naming freedom to the users and to permit controlled sharing of files

    B.

     to provide for long and short term storage of files with appropriate economic tradeoffs.

    C.

     to provide security against loss of information due to system failure

    D.

     all of the above

    E.

     None of the above

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