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Managing Databases with Oracle

Managing Databases with Oracle
What type of failure occurs when Oracle fails due to an operating system or computer hardware failure?

Media Failure
Rollback failure
Instance Failure
Application failure

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Managing Databases with Oracle
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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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
Money is defined in Oracle with the Currency data type.

False
True

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Managing Databases with Oracle
When using SQL*Plus, Oracle commands, column names, table names and all other database elements:

must always be in upper case.
must always be in lower case.
are case insensitive.
are case sensitive.

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

False
True

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