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CSE :: Operating System Concepts

  1. 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?

  2. A.
    FORMAT command
    B.
    DIR command
    C.
    VER command
    D.
    DISK command
    E.
    None of the above

  3. A partitioned data set is most used for

  4. A.
    a program or source library
    B.
    storing program data
    C.
    storing backup information
    D.
    storing ISAM files
    E.
    None of the above

  5. Page-map table is

  6. A.
    A data file
    B.
    A directory
    C.
    Used for address translation
    D.
    All of the above
    E.
    None of the above

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

  8. 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

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

  10. A.
    Syntax errors
    B.
    Semantic errors
    C.
    Logical errors
    D.
    Internal errors
    E.
    None of the above

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

  12. A.
    "Compile and Go" loader
    B.
    Boot loader
    C.
    Bootstrap loader
    D.
    Relating loader
    E.
    None of the above

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

  14. A.
    consistency check
    B.
    Syntax check
    C.
    Range check
    D.
    All of the above
    E.
    None of the above

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

  16. A.
    Compiler
    B.
    Debugger
    C.
    Editor
    D.
    All of the above
    E.
    None of the above

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

  18. A.
    resource management
    B.
    error recovery
    C.
    memory management
    D.
    All the above
    E.
    None of the above

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

  20. 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