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Introduction to SQL

Introduction to SQL
The wildcard asterisk (*) is the SQL-92 standard for indicating "any sequence of characters."

True
False

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Introduction to SQL
SQL provides five built-in functions: COUNT, SUM, AVG, MAX, MIN.

False
True

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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
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.

False
True

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Introduction to SQL
Which of the following SQL commands can be used to add data to a database table?

APPEND
UPDATE
ADD
INSERT

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Introduction to SQL
Which one of the following sorts rows in SQL?

GROUP BY
SORT BY
ALIGN BY
ORDER BY

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