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Home Computer Science System Analysis and Design Comments

  • Question
  • A channel for communicating across a boundary between two or more sub¬systems is known as


  • Options
  • A. interface
  • B. actigram
  • C. walk through
  • D. data path
  • E. None of the above

  • Correct Answer
  • actigram 


  • System Analysis and Design problems


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    • 1. Rapid prototyping proves the quality of a design by

    • Options
    • A. having a program simulate the real system
    • B. having the system analyst present an overview of the design to users, programmers, and consultants
    • C. having a data flow diagram
    • D. both (a) and (b)
    • E. None of the above
    • Discuss
    • 2. Which of the following statements is true

    • Options
    • A. a parallel run involves two different terminals accessing a common database
    • B. Computers are essential for Systems Analysis
    • C. Flow of information in an organization is always vertical
    • D. a system flowchart is not a part of a program documentation package
    • E. None of the above
    • Discuss
    • 3. After planning an algorithm, you should _____ to verify that it will work correctly.

    • Options
    • A. Analyze the algorithm
    • B. Code the algorithm
    • C. Desk-check the algorithm
    • D. Evaluate and modify (if necessary) the program.
    • E. None of the above
    • Discuss
    • 4. During the system study, analysts determine manager's information needs by

    • Options
    • A. conducting tours of a nearby computer center
    • B. asking questions
    • C. showing samples of computer reports
    • D. teaching short courses in programming languages
    • E. None of the above
    • Discuss
    • 5. A menu-driven system

    • Options
    • A. can be used only by computer professionals
    • B. is required only for on-line systems
    • C. increases the operator's work
    • D. presents options and allows the user to make selections
    • E. None of the above
    • Discuss
    • 6. What type of software is most useful in financial planning and calculation?

    • Options
    • A. graphics
    • B. communication
    • C. database
    • D. spreadsheet
    • E. None of the above
    • Discuss
    • 7. Branch mark programs are best characterized as

    • Options
    • A. Simulator programs
    • B. Hallmarking
    • C. Actual system programs
    • D. Vendor software for applications
    • E. None of the above
    • Discuss
    • 8. The feasibilities studied in preliminary investigation is (are):

    • Options
    • A. technical feasibility
    • B. economic feasibility
    • C. operational feasibility
    • D. All of the above
    • E. None of the above
    • Discuss
    • 9. Which of the following statements is not true

    • Options
    • A. at example of a hierarchical data structure is tree
    • B. pointers are useful in traversing a linked list
    • C. a checksum digit is used for detecting Errors in data transmission
    • D. All of the above
    • E. None of the above
    • Discuss
    • 10. Which of the following is not a characteristic of a system?

    • Options
    • A. operates for some purpose
    • B. has homogeneous components
    • C. operates within a boundary
    • D. has interacting components
    • E. None of the above
    • Discuss


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