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Introduction to SQL

Introduction to SQL
The qualifier DISTINCT must be used in an SQL statement when we want to eliminate duplicate rows.

False
True

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

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

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Introduction to SQL
To establish a range of values, < and > can be used.

True
False

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Introduction to SQL
The SQL keyword BETWEEN is used:

None of these
for ranges.
as a wildcard.
to limit the columns displayed.

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Introduction to SQL
Which is the subset of SQL commands used to manipulate Oracle Database structures, including tables?

Data Manipulation Language(DML)
None
Both of above
Data Definition Language(DDL)

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Introduction to SQL
SQL is a programming language.

False
True

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