MANAGING DATABASES WITH ORACLE QUIZ

Oracle, the world's most popular DBMS, is powerful and robust, running on many different operating systems.

False

True

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Which SQL phrase is not supported by Oracle?

ON UPDATE CASCADE

CREATE SEQUENCE [SequenceName]

ON DELETE CASCADE

DROP SEQUENCE [SequenceName]

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The default extension for SQL*Plus is .sql.

False

True

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Of the three ways to create an Oracle database, which one is the easiest and most recommended?

Using the SQL CREATE DATABASE command.

None of these

Using the Oracle Database Configuration Assistant.

Using the Oracle-supplied database creation procedures.

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The default extension for an Oracle SQL*Plus file is:

.sql

.txt

.ora

.pls

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SQL*Plus will finish the statement and execute it when the user types in this:

A semicolon ( ; ) followed by [Enter].

A period ( . ) followed by [Enter].

A colon ( : ) followed by [Enter].

A left slash ( ) followed by [Enter].

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In creating a procedure, you may get a message if you have compile errors. Which of the following is true?

If there are no syntax errors, you will receive the message "NO ERRORS."

To see the errors, enter SHOW ERRORS in SQL*Plus.

The line numbers reported match the line numbers you see in your text editor.

SQL*Plus will automatically show the errors to you.

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Oracle maintains a System Change Number (SCN) which is a database-wide value that is incremented by Oracle whenever database changes are made.

True

False

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You can use the DROP statement to remove structures from the database.

False

True

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If there is only one statement and no ambiguity about what is wanted, Oracle will treat the semicolon and slash as the same.

True

False

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