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Home ‣ Database ‣ Introduction to SQL Comments
  • Question

  • SQL is a programming language.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 

    • Introduction to SQL problems

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    • 1. Indexes may be created or dropped at any time.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. A SELECT statement within another SELECT statement and enclosed in square brackets ([...]) is called a subquery.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. The format SELECT-FROM-WHERE is the fundamental framework of SQL SELECT statements.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. A dynamic view is one whose contents materialize when referenced.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. The keyword LIKE can be used in a WHERE clause to refer to a range of values.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. The SELECT command, with its various clauses, allows users to query the data contained in the tables and ask many different questions or ad hoc queries.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. In all cases, normalization into BCNF is desirable.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. Denormalized tables are in BCNF.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. Normalization requires programmers to write more complex SQL.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. When building a database from an existing set of tables, we may safely assume that referential integrity constraints have been enforced on the data we are given.

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

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