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Introduction to SQL

Introduction to SQL
Which of the following is a valid SQL type?

FLOAT
CHARACTER
All of these
NUMERIC

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

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

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

False
True

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Introduction to SQL
The ADD command is used to enter one row of data or to add multiple rows as a result of a query.

True
False

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Introduction to SQL
Most companies keep at least two versions of any database they are using.

False
True

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Introduction to SQL
Which SQL keyword is used to retrieve a maximum value?

MOST
UPPER
TOP
MAX

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