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

.ora
.sql
.txt
.pls

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Managing Databases with Oracle
Indexes are created to enforce uniqueness on columns and to enable fast retrieval by column values.

False
True

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

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

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Managing Databases with Oracle
The default extension for SQL*Plus is .sql.

True
False

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Managing Databases with Oracle
SQL*Plus is a text editor.

True
False

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