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  • Question
  • Which of the following is true of a network structure?


  • Options
  • A. It is a physical representation of the data
  • B. It allows a many-to-many relationship
  • C. It is conceptually simple
  • D. It will be the dominant data base of the future
  • E. None of the above

  • Correct Answer
  • It allows a many-to-many relationship 


  • Database Systems problems


    Search Results


    • 1. Each of data files has a _____ that describe the way the data is stored in the file.

    • Options
    • A. File structure
    • B. Records
    • C. Fields
    • D. Database
    • E. None of the above
    • Discuss
    • 2. The original LISP machines produced by both LMI and Symbolics were based on research performed at:

    • Options
    • A. CMU
    • B. MIT
    • C. Stanford University
    • D. RAMD
    • E. None of the above
    • Discuss
    • 3. An AI technique that allows computers to understand associations and relationships between objects and events is called:

    • Options
    • A. heuristic processing
    • B. cognitive science
    • C. relative symbolism
    • D. pattern matching
    • E. None of the above
    • Discuss
    • 4. One of the leading American robotics centers is the Robotics Institute located at:

    • Options
    • A. CMU
    • B. MIT
    • C. RAND
    • D. SRI
    • E. None of the above
    • Discuss
    • 5. Which of the following have people traditionally done better than computers?

    • Options
    • A. recognizing relative importance
    • B. finding similarities
    • C. resolving ambiguity
    • D. All of the above
    • E. (a) and (c) above.
    • Discuss
    • 6. Which of the following is not a logical data-base structure?

    • Options
    • A. tree
    • B. relational
    • C. network
    • D. chain
    • E. All of the above
    • Discuss
    • 7. The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain?

    • Options
    • A. Bits
    • B. Characters
    • C. Data field
    • D. Schema
    • E. None of the above
    • Discuss
    • 8. A large computer information system maintains many different computer files. Which amongst them is called a perpetual file?

    • Options
    • A. Specialized file
    • B. Log file
    • C. Master file
    • D. Update file
    • E. None of the above
    • Discuss
    • 9. A form defines

    • Options
    • A. where data is placed on the screen
    • B. the width of each field
    • C. both (a) and (b)
    • D. All of the above
    • E. None of the above
    • Discuss
    • 10. When using a database management system, the first thing that you must do is to

    • Options
    • A. create a database file
    • B. activate file editor
    • C. load the software into your micro¬computer
    • D. keep a floppy disk in readiness
    • E. None of the above
    • Discuss


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