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Introduction to SQL

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.

False
True

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Introduction to SQL
Which of the following do you need to consider when you make a table in SQL?

All of these
Data types
Default values
Primary keys

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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 SQL statementSELECT ROUND(45.926, -1) FROM DUAL;

prints 50
prints garbage
prints 045.926
is illegal

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Introduction to SQL
SELECT DISTINCT is used if a user wishes to see duplicate columns in a query.

False
True

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Introduction to SQL
Which SQL statement is used to update data in a database?

SAVE AS
UPDATE
MODIFY
SAVE

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