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Home Computer Science System Analysis and Design Comments

  • Question
  • An example of a hierarchical data structure is


  • Options
  • A. array
  • B. link list
  • C. tree
  • D. All of the above
  • E. None of the above

  • Correct Answer
  • tree 


  • System Analysis and Design problems


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    • 1. The _____ symbol is used in a flowchart to represent a step that gets information from the user.

    • Options
    • A. Input/Output
    • B. Process
    • C. Selection/repetition
    • D. Start/Stop
    • E. None of the above
    • Discuss
    • 2. Positive 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. System Study involves

    • Options
    • A. study of an existing system
    • B. documenting the existing system.
    • C. identifying current deficiencies and establishing new goals
    • D. All of the above
    • E. None of the above
    • Discuss
    • 4. Indexed-Sequential 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 Ring, refers to a record chain, the last of which refers to the first record, in the chain, is called a/an

    • Options
    • A. addressing
    • B. location
    • C. pointer
    • D. loop
    • E. None of the above
    • Discuss
    • 6. During the system study, the executive vice-president and the other managers exercise their responsibility of

    • Options
    • A. planning
    • B. controlling
    • C. directing
    • D. organizing
    • E. None of the above
    • Discuss
    • 7. To run the old system and the new system at the same time for a specified period, the system implementation approach used is

    • Options
    • A. pilot
    • B. phased
    • C. parallel
    • D. direct
    • E. None of the above
    • Discuss
    • 8. Which of the following statements, is (are) not true for the lease option

    • Options
    • A. Lease charges are lower than rental charges for the same period and are also tax deductable.
    • B. Lease may be written to show higher payments is early years to reflect the decline in value of the system
    • C. Insurance, maintenance and other expenses are included in the rental charge
    • D. All of the above
    • E. None of the above
    • Discuss
    • 9. Documentation is prepared

    • Options
    • A. at every stage
    • B. at system design
    • C. at system analysis
    • D. at system development
    • E. None of the above
    • Discuss
    • 10. Which of the following is not a characteristic of good test data

    • Options
    • A. users do not participate at this preliminary stage
    • B. should be comprehensive
    • C. every statement should be executed
    • D. All of the above
    • E. None of the above
    • Discuss


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