Database - Introduction to SQL

Exercise :: Introduction to SQL - True or False

6. 

The rows of the result relation produced by a SELECT statement can be sorted, but only by one column.

A. True
B. False

Answer: Option B

Explanation:

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7. 

There is an equivalent join expression that can be substituted for all subquery expressions.

A. True
B. False

Answer: Option B

Explanation:

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8. 

A dynamic view is one whose contents materialize when referenced.

A. True
B. False

Answer: Option A

Explanation:

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9. 

SQL is a programming language.

A. True
B. False

Answer: Option B

Explanation:

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10. 

SELECT DISTINCT is used if a user wishes to see duplicate columns in a query.

A. True
B. False

Answer: Option B

Explanation:

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