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Computer Science :: Operating System

  1. A relocate program form is one which

  2. A.

     cannot be made to execute in any area of storage other than the one designated for it at the time of its coding or translation.

    B.

     consists of a program and relevant information for its relocation.

    C.

     can itself performs the relocation of its address-sensitive portions.

    D.

     all of the above

    E.

     None of the above

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  3. If you want to execute more than one program at a time, the systems software you are using must be capable of:

  4. A.

     word processing

    B.

     virtual memory

    C.

     compiling

    D.

     multitasking

    E.

     None of the above

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  5. In analyzing the compilation of PL/I program, the description "resolving symbolic address (labels) and generating machine language" is associated with

  6. A.

     Assembly and output

    B.

     Code generation

    C.

     Storage assignment

    D.

     Syntax analysis

    E.

     None of the above

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  7. Round-robin scheduling

  8. A.

     allows interactive tasks quicker access to the processor

    B.

     is quite complex to implement

    C.

     gives each task the same chance at the processor

    D.

     allows processor-bound tasks more time in the processor

    E.

     None of the above

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  9. What is the name of the system which deals with the running of the actual computer and not with the programming problems?

  10. A.

     Operating system

    B.

     Systems program

    C.

     Object program

    D.

     Source program

    E.

     None of the above

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  11. What is the initial value of the semaphore to allow only one of the many processes to enter their critical section?

  12. A.

     8

    B.

     1

    C.

     16

    D.

     0

    E.

     None of the above

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  13. Four necessary conditions for deadlock to exist are: mutual exclusion, no-preemption, circular wait and

  14. A.

     hold and wait

    B.

     deadlock avoidance

    C.

     race around condition

    D.

     buffer overflow

    E.

     None of the above

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  15. If you do not know which version of MS-DOS you are working with, which command will you use after having booted your operating system?

  16. A.

     FORMAT command

    B.

     DIR command

    C.

     VER command

    D.

     DISK command

    E.

     None of the above

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  17. A partitioned data set is most used for

  18. A.

     a program or source library

    B.

     storing program data

    C.

     storing backup information

    D.

     storing ISAM files

    E.

     None of the above

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  19. Page-map table is

  20. A.

     A data file

    B.

     A directory

    C.

     Used for address translation

    D.

     All of the above

    E.

     None of the above

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