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Introduction to SQL

Introduction to SQL
A dynamic view is one whose contents materialize when referenced.

True
False

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Introduction to SQL
The SQL statement: SELECT Number1 + Number 2 AS Total FROM NUMBER_TABLE; adds two numbers from each row together and lists the results in a column named Total.

False
True

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Introduction to SQL
SQL is:

an operating system.
a data sublanguage.
a programming language.
a DBMS.

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Introduction to SQL
Indexes can usually be created for both primary and secondary keys.

False
True

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Introduction to SQL
What is the meaning of LIKE '%0%0%'

Feature ends with two 0's
Feature has more than two 0's
Feature has two 0's in it, at any position
Feature begins with two 0's

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

UPDATE
SAVE
MODIFY
SAVE AS

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