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Home Computer Science System Analysis and Design Comments

  • Question
  • A system design aid should primarily


  • Options
  • A. help analyse both data and activities
  • B. help in documentation
  • C. generate code
  • D. using a graphical user interface
  • E. None of the above

  • Correct Answer
  • help analyse both data and activities 


  • System Analysis and Design problems


    Search Results


    • 1. In functional decomposition, the data flow diagram

    • Options
    • A. is ignored
    • B. is partitioned according to the "closeness" of the datagrams and data storage items
    • C. is partitioned according to the logical "closeness" of the actigrams
    • D. both (a) and (c)
    • E. None of the above
    • Discuss
    • 2. Sequential or series testing is

    • Options
    • A. running the system with line data by the actual user
    • B. making sure that the new programs do in fact process certain transactions according to Specifications
    • C. is checking the logic of one or more programs in the candidate system
    • D. testing changes made in an existing or a new program
    • E. None of the above
    • Discuss
    • 3. Backup and recovery procedures are primarily implemented to

    • Options
    • A. handle the contingency when a file gets corrupted
    • B. to provide data redundancy
    • C. to show different versions of data and programs
    • D. All of the above
    • E. None of the above
    • Discuss
    • 4. The records in a file on magnetic tape

    • Options
    • A. can only be accessed serially
    • B. are meant for backup
    • C. cannot be transformed to a disk file
    • D. have to be arranged in a key sequence
    • E. None of the above
    • Discuss
    • 5. "User friendly" computers have ensured that

    • Options
    • A. management requires no system analysis and design.
    • B. programmers are no longer needed
    • C. structured programming is not needed
    • D. All of the above
    • E. None of the above
    • Discuss
    • 6. The approach used in top-down analysis and and design is

    • Options
    • A. to prepare flowcharts after programming has been completed
    • B. to identify a top level function and then create a hierarchy of lower level modules and components
    • C. to identify the top level functions by combining many smaller components into a single entity.
    • D. All of the above
    • E. None of the above
    • Discuss
    • 7. Which of the following is a graphic representation of the modules in the System and the interconnection between them

    • Options
    • A. Pie chart
    • B. Flow chart
    • C. Structural chart
    • D. System chart
    • E. None of the above
    • Discuss
    • 8. Which of the following is not considered a tool at the system Design phase?

    • Options
    • A. Data-Flow Diagram
    • B. Decision Table
    • C. Pie chart
    • D. System Flowchart
    • E. None of the above
    • Discuss
    • 9. Reverse video is a technique of

    • Options
    • A. showing data with half brightness
    • B. showing data upside down on the screen
    • C. hiding confidential data on the screen
    • D. emphasizing data by reversing the foreground and background
    • E. None of the above
    • Discuss
    • 10. A system analyst designs a new system by

    • Options
    • A. identifying sub systems and the interfaces between sub systems
    • B. adopting a developed system to the present environment
    • C. developing the system as a large, single unit
    • D. propose alternatives to the current system
    • E. None of the above
    • Discuss


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