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CSE :: Operating System Concepts

  1. Memory

  2. A.
    is a device that performs a sequence of operations specified by instructions in memory.
    B.
    is the device where information is stored
    C.
    is a sequence of instructions
    D.
    is typically characterized by interactive processing and time-slicing of the CPU's time to allow quick response to each user.
    E.
    None of the above

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  3. Which of the following rules out the use of GO TO?

  4. A.
    Flowchart
    B.
    HIPO-DIAGRAMS
    C.
    Nassi-Shneiderman diagram
    D.
    All of the above
    E.
    None of the above

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  5. A system program that sets up an executable program in main memory ready for execution is

  6. A.
    assembler
    B.
    linker
    C.
    loader
    D.
    compiler
    E.
    None of the above

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  7. Which of the following are loaded into main memory when the computer is booted?

  8. A.
    internal command instructions
    B.
    external command instructions
    C.
    utility programs
    D.
    word processing instructions
    E.
    None of the above

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  9. The FIFO algorithm

  10. A.
    executes first the job that last entered the queue
    B.
    executes first the job that first entered the queue
    C.
    execute first the job that has been in the queue the longest
    D.
    executes first the job with the least processor needs
    E.
    None of the above

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  11. What is the name given to the organized collection of software that controls the overall operation of a computer?

  12. A.
    Working system
    B.
    Peripheral system
    C.
    Operating system
    D.
    Controlling system
    E.
    None of the above

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  13. The principle of locality of reference justifies the use of

  14. A.
    reenterable
    B.
    non reusable
    C.
    virtual memory
    D.
    cache memory
    E.
    None of the above

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  15. The register or main memory location which contains the effective address of the operand is known as

  16. A.
    pointer
    B.
    indexed register
    C.
    special location
    D.
    scratch pad
    E.
    None of the above

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  17. Assembly code data base is associated with

  18. A.
    assembly language version of the program which is created by the code generation phase and is input to the assembly phase.
    B.
    a permanent table of decision rules in the form of patterns for matching with the uniform symbol table to discover syntactic structure.
    C.
    consists of a full or partial list or the token's as they appear in the program. Created by Lexical analysis and used for syntax analysis and interpretation.
    D.
    a permanent table which lists all key words and special symbols of the language in symbolic form.
    E.
    None of the above

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  19. Thrashing can be avoided if

  20. A.
    the pages, belonging to the working set of the programs, are in main memory
    B.
    the speed of CPU is increased
    C.
    the speed of I/O processor is increased
    D.
    all of the above
    E.
    None of the above

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