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Home Computer Science System Analysis and Design Comments

  • Question
  • Which of the following symbols is (are) not the Data Flow Diagram (DFD):


  • Options
  • A. a square
  • B. an open rectangle
  • C. a circle
  • D. a triangle
  • E. a bubble

  • Correct Answer
  • a triangle 


  • System Analysis and Design problems


    Search Results


    • 1. Which of the following way(s) the information system and capability are related to each other:

    • Options
    • A. improved processing speed
    • B. increased volume of activities
    • C. faster retrieval of information
    • D. All of the above
    • E. None of the above
    • Discuss
    • 2. The packaged design includes all of the following except;

    • Options
    • A. program flowcharts
    • B. system configuration
    • C. module descriptions
    • D. All of the above
    • E. None of the above
    • Discuss
    • 3. A programmer would most likely prepare a

    • Options
    • A. general system flowchart
    • B. specific system flowchart
    • C. general program flowchart
    • D. specific program flowchart
    • E. None of the above
    • Discuss
    • 4. Inverted list organization

    • Options
    • A. means storing records in contiguous blocks according to a key.
    • B. Stores records sequentially but uses an index to locate records
    • C. uses an index for each key type
    • D. has records placed randomly throughout the file
    • E. None of the above
    • Discuss
    • 5. A data element in a record, that uniquely distinguishes the record, from all other records, is called

    • Options
    • A. response time
    • B. Key
    • C. System review
    • D. test data
    • E. None of the above
    • Discuss
    • 6. The first step of the implementation phase is

    • Options
    • A. select the computer
    • B. announce the implementation project
    • C. implementation planning
    • D. prepare physical facilities
    • E. None of the above
    • Discuss
    • 7. The strategy for eliciting information regarding the user's requirements is (are)

    • Options
    • A. asking questions
    • B. obtaining information from the present system
    • C. prototyping
    • D. All of the above
    • E. None of the above
    • Discuss
    • 8. The combination of the top-down and the bottom-up approach may be referred to as an

    • Options
    • A. integrative approach
    • B. interpretive approach
    • C. interactive approach
    • D. both b and c
    • E. None of the above
    • Discuss
    • 9. The recipe instruction "Beat until smooth' is an example of the _____ structure.

    • Options
    • A. Control
    • B. Repetition
    • C. Selection
    • D. Sequence
    • E. Switching
    • Discuss
    • 10. Which of the following tools is not used for process descriptions?

    • Options
    • A. pseudocodes
    • B. decision tables
    • C. structured english
    • D. data dictionaries
    • E. None of the above
    • Discuss


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