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Operating System Concepts - Section 5

  1. In analyzing the compilation of PL/I program, the term "Syntax analysis" is associated with

    2. A.
    recognition of basic syntactic constructs through reductions.
    B.
    recognition of basic elements and creation of uniform symbols
    C.
    creation of more optional matrix.
    D.
    use of macro processor to produce more optimal assembly code
    E.
    None of the above

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  2. A hardware device that is capable of executing a sequence of instructions, is known as

    3. A.
    CPU
    B.
    ALU
    C.
    CU
    D.
    Processor
    E.
    None of the above

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  3. Which of following is/are the advantage(s) of modular programming?

    4. A.
    The program is much easier to change
    B.
    Modules can be reused in other programs
    C.
    Easy debugging
    D.
    Easy to compile
    E.
    None of the above

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  4. The function(s) performed by the paging software is (are)

    5. A.
    Implementation of the access environment for all programs in the system
    B.
    Management of the physical address space
    C.
    Sharing and protection
    D.
    All of the above
    E.
    None of the above

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  5. A critical region is

    6. A.
    a program segment that has not been proved bug-free
    B.
    a program segment that often causes unexpected system crashes
    C.
    a program segment where shared resources are accessed
    D.
    one which is enclosed by a pair of P and V operations on semaphores
    E.
    none is the above

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  6. Assembler language

    7. A.
    is usually the primary user interface
    B.
    requires fixed-format commands
    C.
    is a mnemonic form of machine language
    D.
    is quite different from the SCL interpreter
    E.
    None of the above

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  7. The primary job of the operating system of a computer is to

    8. A.
    command resources
    B.
    manage resources
    C.
    provide utilities
    D.
    be user friendly
    E.
    None of the above

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  8. Which of the following is a measure to test how good or bad a modular design is

    9. A.
    Module strength
    B.
    Module coupling
    C.
    Static analysis
    D.
    All of the above
    E.
    None of the above

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  9. The Operating system manages

    10. A.
    Memory
    B.
    Processor
    C.
    Disks and I/O devices
    D.
    All of the above
    E.
    None of the above

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  10. The primary purpose of an operating system is to:

    11. A.
    make computer easier to use
    B.
    keep system programmers employed
    C.
    make the most efficient use of the hardware
    D.
    allow people to sue the computers
    E.
    None of the above

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