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


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

  • Correct Answer
  • data integrity 


  • Operating Systems Concepts problems


    Search Results


    • 1. Which of the following scheduling objectives should be applied to the following: the system should admit jobs to create a mix that will keep most devices busy

    • Options
    • A. to be fair
    • B. to balance resource utilization
    • C. to obey priorities
    • D. to be predictable
    • E. None of the above
    • Discuss
    • 2. Relocation bits used by relocating loader are specified (generated) by

    • Options
    • A. Relocating loader itself
    • B. Linker
    • C. Assembler or translator
    • D. Macro processor
    • E. None of the above
    • Discuss
    • 3. Which of the following is true about pseudocode

    • Options
    • A. A machine language
    • B. An assembly language
    • C. A high-level language
    • D. All of the above
    • E. None of the above
    • Discuss
    • 4. If special forms are needed for printing the output, the programmer specifies these forms through?

    • Options
    • A. JCL
    • B. JPL
    • C. Utility programs
    • D. Load modules
    • E. None of the above
    • Discuss
    • 5. Which of the following capabilities is required for a system program to execute more than one program at a time?

    • Options
    • A. word processing
    • B. compiling
    • C. virtual memory
    • D. multitasking
    • E. None of the above
    • Discuss
    • 6. In which of the storage placement strategies a program is placed in the smallest available hole in the main memory?

    • Options
    • A. best fit
    • B. first fit
    • C. worst fit
    • D. buddy
    • E. None of the above
    • Discuss
    • 7. In an absolute loading scheme, which loader function is accomplished by assembler.

    • Options
    • A. Reallocation
    • B. Allocation
    • C. Linking
    • D. Loading
    • E. None of the above
    • Discuss
    • 8. Assembler language

    • Options
    • 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
    • Discuss
    • 9. Nonmodifiable procedures are called

    • Options
    • A. serially usable procedures
    • B. concurrent procedures
    • C. reentrant procedures
    • D. topdown procedures
    • E. None of the above
    • Discuss
    • 10. A linker

    • Options
    • 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
    • Discuss


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