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Introduction to SQL

Introduction to SQL
The SQL keyword BETWEEN is used:

None of these
for ranges.
as a wildcard.
to limit the columns displayed.

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Introduction to SQL
Data manipulation language (DML) commands are used to define a database, including creating, altering, and dropping tables and establishing constraints.

False
True

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Introduction to SQL
What operator tests column for the absence of data?

IS NULL operator
EXISTS operator
None of these
NOT operator

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Introduction to SQL
In SQL, which command is used to change a table's storage characteristics?

CHANGE TABLE
ALTER TABLE
MODIFY TABLE
None of these

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Introduction to SQL
Which SQL keyword is used to sort the result-set?

ORDER
SORT BY
ORDER BY
SORT

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

False
True

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