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Introduction to SQL

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

IN only
LIKE only
NOT IN only
IN and NOT IN

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Introduction to SQL
The benefits of a standard relational language include which of the following?

Reduced training costs
Applications are not needed
All of these
Increased dependence on a single vendor

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Introduction to SQL
The format SELECT-FROM-WHERE is the fundamental framework of SQL SELECT statements.

True
False

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Introduction to SQL
The SELECT statement SELECT 'Hi' FROM DUAL WHERE NULL = NULL; Outputs

TRUE
Nothing
Hi
FLASE

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

True
False

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Introduction to SQL
The rows of the result relation produced by a SELECT statement can be sorted, but only by one column.

True
False

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