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CSE :: Operating System Concepts

  1. Which of the following statements is not true about the FORTRAN language?

  2. A.
    FORTRAN is a high level language
    B.
    A FORTRAN program, written for the IBM-PC, is totally different from a FORTRAN program written for execution on the SUN machine
    C.
    FORTRAN is extensively used to write programs for performing scientific computations
    D.
    All of the above
    E.
    None of the above

  3. A linker

  4. A.
    creates a load module
    B.
    is not necessary with variable partitions
    C.
    must be run after the loader
    D.
    is not needed with a good compiler
    E.
    None of the above

  5. Uniform Symbols Table

  6. A.
    contains all constants in the program
    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 of 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

  7. In which of the storage placement strategies a program is placed in the smallest available hole in the main memory?

  8. A.
    best fit
    B.
    first fit
    C.
    worst fit
    D.
    buddy
    E.
    None of the above

  9. In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of register?

  10. A.
    absolute mode
    B.
    indirect mode
    C.
    immediate mode
    D.
    index mode
    E.
    None of the above

  11. The higher versions of the operating systems are so written that programs designed for earlier versions can still be run. What is it called?

  12. A.
    Upgradability
    B.
    Upward mobility
    C.
    Universality
    D.
    Upward compatibility
    E.
    None of the above

  13. If special forms are needed for printing the output, the programmer specifies these forms through?

  14. A.
    JCL
    B.
    JPL
    C.
    Utility programs
    D.
    Load modules
    E.
    None of the above

  15. Which policy replace a page if it is not in the favoured subset of a process's pages?

  16. A.
    FIFO
    B.
    LRU
    C.
    LFU
    D.
    Working set
    E.
    None of the above

  17. Which of the following can be accesses by transfer vector approach of linking?

  18. A.
    External data segments
    B.
    External subroutines
    C.
    Data located in other procedures
    D.
    All of the above
    E.
    None of the above

  19. Which of the following terms refers to the degree to which data in a database system are accurate and correct?

  20. A.
    data security
    B.
    data validity
    C.
    data independence
    D.
    data integrity
    E.
    None of the above