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Managing Databases with Oracle

Managing Databases with Oracle
Sequences guarantee valid surrogate key values.

True
False

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Managing Databases with Oracle
Oracle directly supports the definition of surrogate keys.

True
False

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Managing Databases with Oracle
To obtain the structure of an Oracle table, the command to use is:

DESCRIBE [TableName].
DESC TABLE [TableName].
STRUCTURE [TableName].
DESCRIBE STRUCTURE [TableName].

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Managing Databases with Oracle
Oracle will let you define Notepad as your default editor, and whenever you type NOTEPAD, SQL*Plus will invoke Notepad.

False
True

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Managing Databases with Oracle
You have linked SQL*Plus to an external text editor. To invoke the text editor for use within SQL*Plus, which command do you use?

Edit [FileName]
Open [FileName]
Show [FileName]
Alter [FileName]

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Managing Databases with Oracle
You can use the DROP statement to remove structures from the database.

False
True

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