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Home ‣ Database ‣ Managing Multiuser Databases See What Others Are Saying!
  • Question

  • Two transactions that run concurrently and generate results that are consistent with the results that would have occurred if they had run separately are referred to as serializable transactions.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 

    • More questions

    • 1. An oval represents which of the following in an ERD?

    • Options
    • A. Attribute
    • B. Entity
    • C. Optional One
    • D. Relationship
      • Discuss
    • 2. Sun defines four JDBC driver types.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. RFM analysis is a BI reporting system.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. Subqueries can be nested multiple times.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. Most of the time, modification anomalies are serious enough that tables should be normalized into:

    • Options
    • A. 1NF.
    • B. 2NF.
    • C. 3NF.
    • D. BCNF.
      • Discuss
    • 6. The physical database design identifies data integrity and security requirements.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. Some business rules cannot be represented in common data modeling notation.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. Periodic data are data that are physically altered once added to the store.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. SQL*Plus is a text editor.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. A SQL view is a virtual table that is constructed from other tables or views.

    • Options
    • A. True
    • B. False
      • Discuss

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