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  • Question
  • Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM?


  • Options
  • A. IDMS
  • B. DB2
  • C. dBase-II
  • D. R:base

  • Correct Answer
  • DB2 


  • Introduction to Database problems


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    • 1. SQL stands for ________ .

    • Options
    • A. Structured Query Language
    • B. Sequential Query Language
    • C. Structured Question Language
    • D. Sequential Question Language
    • Discuss
    • 2. An Enterprise Resource Planning application is an example of a(n) ________ .

    • Options
    • A. single-user database application
    • B. multiuser database application
    • C. e-commerce database application
    • D. data mining database application
    • Discuss
    • 3. Because it contains a description of its own structure, a database is considered to be ________ .

    • Options
    • A. described
    • B. metadata compatible
    • C. self-describing
    • D. an application program
    • Discuss
    • 4. A DBMS that combines a DBMS and an application generator is ________ .

    • Options
    • A. Microsoft's SQL Server
    • B. Microsoft's Access
    • C. IBM's DB2
    • D. Oracle Corporation's Oracle
    • Discuss
    • 5. The following are functions of a DBMS except ________ .

    • Options
    • A. creating and processing forms
    • B. creating databases
    • C. processing data
    • D. administrating databases
    • Discuss
    • 6. Which of the following is not considered to be a basic element of an enterprise-class database system?

    • Options
    • A. Users
    • B. Database applications
    • C. DBMS
    • D. COBOL programs
    • Discuss
    • 7. The following are components of a database except ________ .

    • Options
    • A. user data
    • B. metadata
    • C. reports
    • D. indexes
    • Discuss
    • 8. A relation is considered a:

    • Options
    • A. Column.
    • B. one-dimensional table.
    • C. two-dimensional table.
    • D. three-dimensional table.
    • Discuss
    • 9. Row is synonymous with the term:

    • Options
    • A. record.
    • B. relation.
    • C. column.
    • D. field.
    • Discuss
    • 10. The different classes of relations created by the technique for preventing modification anomalies are called:

    • Options
    • A. normal forms.
    • B. referential integrity constraints.
    • C. functional dependencies.
    • D. None of the above is correct.
    • Discuss


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