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Introduction to SQL

Introduction to SQL
The result of a SQL SELECT statement is a ________ .

file
table
report
form

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

Nothing
TRUE
FLASE
Hi

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Introduction to SQL
Which of the following are the five built-in functions provided by SQL?

SUM, AVG, MULT, DIV, MIN
SUM, AVG, MIN, MAX, MULT
SUM, AVG, MIN, MAX, NAME
COUNT, SUM, AVG, MAX, MIN

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Introduction to SQL
The SQL -92 wildcards are ____ and ____ .

asterisk (*); percent sign (%)
underscore(_); question mark (?)
question mark (?); asterisk (*)
percent sign (%); underscore (_)

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Introduction to SQL
'AS' clause is used in SQL for

Projection operation.
Selection operation.
Join operation.
Rename operation.

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Introduction to SQL
In SQL, which of the following is not a data definition language commands?

REVOKE
RENAME
GRANT
UPDATE

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