Category Archives: Database Administration Questions

The greatest threat to business security is often internal rather than external. | Database Administration Mcqs

A. True B. False Answer: A

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A transaction log shows before and after images of records that have been modified by transactions. | Database Administration Mcqs

A. True B. False Answer: B

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Authorization tables contain highly sensitive data and should be protected by stringent security rules. | Database Administration Mcqs

A. True B. False Answer: A

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Failure to control confidentiality may lead to loss of competitiveness. | Database Administration Mcqs

A. True B. False Answer: A

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

A. True B. False Answer: A

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A data warehouse administrator is concerned with which of the following? | Database Administration Mcqs

A. The time to make a decision but not the typical roles of a database administrator B. The time to make a decision and the typical roles of a database administrator C. The typical roles of a data administrator and … Continue reading

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Which of the following is the preferred way to recover a database after a system failure? | Database Administration Mcqs

A. Rollback B. Rollforward C. Switch to duplicate database D. Reprocess transactions Answer: C

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Concurrency control is important for which of the following reasons? | Database Administration Mcqs

A. To ensure data integrity when updates occur to the database in a multiuser environment B. To ensure data integrity when updates occur to the database in a single-user environment C. To ensure data integrity while reading data occurs to … Continue reading

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Which of the following is true concerning open-source DBMS? | Database Administration Mcqs

A. Is free or nearly free database software whose source code is publicly available B. Is free or nearly free database software whose source code is not publicly available C. Is not competitive against PC-oriented packages and is fully SQL … Continue reading

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

A. Rollback B. Rollforward C. Switch to duplicate database D. Reprocess transactions Answer: A

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