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Introduction to SQL

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

CHARACTER
All of these
NUMERIC
FLOAT

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Introduction to SQL
Which of the following are the five built-in functions provided by SQL?

COUNT, SUM, AVG, MAX, MIN
SUM, AVG, MIN, MAX, NAME
SUM, AVG, MULT, DIV, MIN
SUM, AVG, MIN, MAX, MULT

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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
ORDER BY can be combined with the SELECT statements.

False
True

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Introduction to SQL
ON UPDATE CASCADE ensures which of the following?

Normalization
All of these
Data Integrity
Materialized Views

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Introduction to SQL
If you are going to use a combination of three or more AND and OR conditions, it is often easier to use the NOT and NOT IN operators.

True
False

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