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Home Computer Science System Analysis and Design Comments

  • Question
  • A couple:


  • Options
  • A. is a data item that moves from one module to another
  • B. is represented by a line joining two modules
  • C. means that the upper module has the capability of calling the lower module
  • D. none of the above
  • E. None of the above

  • Correct Answer
  • is a data item that moves from one module to another 


  • System Analysis and Design problems


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    • 1. The black box concept is based on the assumption(s) that;

    • Options
    • A. the suprasystem is stable
    • B. black boxes are dependent or environments
    • C. the relationship between the inputs and output is stable
    • D. All of the above
    • E. None of the above
    • Discuss
    • 2. An audit trial is

    • Options
    • A. designed to permit tracing of any input record or process performed on a system, back toits original sources
    • B. post-auditing the system after its implementation
    • C. test data used by the system auditor
    • D. All of the above
    • E. None of the above
    • Discuss
    • 3. The procedure for evaluating the relative performance of different computers, is done by the process called

    • Options
    • A. batch processing
    • B. sequential processing
    • C. bench marking
    • D. All of the above
    • E. None of the above
    • Discuss
    • 4. Requirements also serve as an evaluation checklist at the end of the development project, so they are sometimes called _____.

    • Options
    • A. System Development Life Cycle
    • B. CASE tool
    • C. Phased Conversion
    • D. Success factors
    • E. Move of the above.
    • Discuss
    • 5. Which of the following is not an advantage of the structured approach to system development?

    • Options
    • A. it focuses on the physical aspects of the system
    • B. the system specification is very graphic
    • C. the user area is studied thoroughly
    • D. the documentation is Cumulative
    • E. None of the above
    • Discuss
    • 6. The instruction "If it's raining outside, then take an umbrella to work" is an example of the _____ structure,

    • Options
    • A. Control
    • B. Repetition
    • C. Selection
    • D. Sequence
    • E. Switching
    • Discuss
    • 7. Which of the following might be output as a result of using a CASE tool?

    • Options
    • A. programming code
    • B. flowcharts and data flow diagrams
    • C. prototypes and cost / benefit analysis
    • D. All of the above
    • E. None of the above
    • Discuss
    • 8. Which of the following is not a characteristic of structured system development?

    • Options
    • A. partitioning of systems into manageable levels of detail
    • B. specification of the interfaces between modules
    • C. the use of graphical tools, such as data-flow diagrams, to model system
    • D. All of the above are characteristics
    • E. None of the above
    • Discuss
    • 9. Programmers refer to the items needed to reach a problem's goal as the _____

    • Options
    • A. Input
    • B. Out put
    • C. Processing
    • D. Purpose
    • E. None of the above
    • Discuss
    • 10. Benchmarking is used

    • Options
    • A. to select computer systems
    • B. to maintain files in up-to-data condition
    • C. for application proto-typing
    • D. for system acceptance
    • E. None of the above
    • Discuss


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