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Introduction to SQL

Introduction to SQL
The wildcard asterisk (*) is the SQL-92 standard for indicating "any sequence of characters."

True
False

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

form
file
table
report

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

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

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Introduction to SQL
Most companies keep at least two versions of any database they are using.

False
True

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Introduction to SQL
A subquery in an SQL SELECT statement is enclosed in:

braces -- {...}.
brackets -- [...].
parenthesis -- (...) .
CAPITAL LETTERS.

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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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