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Introduction to SQL

Introduction to SQL
Which SQL keyword is used to retrieve only unique values?

UNIQUE
DIFFERENT
DISTINCTIVE
DISTINCT

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Introduction to SQL
The format SELECT-FROM-WHERE is the fundamental framework of SQL SELECT statements.

True
False

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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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Introduction to SQL
SQL provides the AS keyword, which can be used to assign meaningful column names to the results of queries using the SQL built-in functions.

False
True

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Introduction to SQL
The FROM SQL clause is used to...

specify what table we are selecting or deleting data FROM
None of these
specify range for search condition
specify search condition

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Introduction to SQL
The benefits of a standard relational language include which of the following?

Applications are not needed
Increased dependence on a single vendor
All of these
Reduced training costs

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