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Introduction to SQL

Introduction to SQL
Which of the following SQL commands can be used to add data to a database table?

ADD
INSERT
UPDATE
APPEND

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

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

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Introduction to SQL
The SQL statement that queries or reads data from a table is ________ .

SELECT
None of these
READ
QUERY

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Introduction to SQL
Scalar aggregate are multiple values returned from an SQL query that includes an aggregate function.

False
True

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

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

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Introduction to SQL
In SQL, which command is used to change a table's storage characteristics?

MODIFY TABLE
ALTER TABLE
None of these
CHANGE TABLE

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