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Data and Database Administration

Data and Database Administration
To build a data warehouse and develop business intelligence applications, it is important that an organization build and maintain a comprehensive repository.

True
False

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Data and Database Administration
Locking may cause which of the following problems?

Erroneous updates
All of these
Deadlock
Versioning

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Data and Database Administration
Which of the following is the preferred way to recover a database after a transaction in progress terminates abnormally?

Rollforward
Rollback
Reprocess transactions
Switch to duplicate database

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Data and Database Administration
With concurrent processing involving updates, a database with concurrency control will be compromised due to interference between users.

True
False

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Data and Database Administration
A shared lock allows which of the following types of transactions to occur?

Update
Insert
Delete
Read

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Data and Database Administration
The greatest threat to business security is often internal rather than external.

True
False

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