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Introduction to SQL

Introduction to SQL
SUM, AVG, MIN, and MAX can only be used with numeric columns.

True
False

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Introduction to SQL
Which of the SQL statements is correct?

SELECT Username, Password WHERE Username = 'user1'
SELECT Username AND Password FROM Users
None of these
SELECT Username, Password FROM Users

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Introduction to SQL
SQL can be used to:

modify database data only.
create database structures only.
All of these
query database data only.

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Introduction to SQL
The SQL keyword(s) ________ is used with wildcards.

NOT IN only
LIKE only
IN and NOT IN
IN only

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

All of these
FLOAT
CHARACTER
NUMERIC

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Introduction to SQL
SQL is a programming language.

False
True

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