Information repositories are replacing data dictionaries in many organizations.
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Database · all questionsData and Database Administration
Data and Database Administration
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Mirrored databases are almost always provided in high-availability systems.
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Databases are not the property of a single function or individual within the organization.
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Queries that do full table scans should be avoided.
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The restore/rerun technique involves reprocessing the day's transactions up to the point of failure.
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Backward recovery is used to reverse the changes made by transactions that have aborted, or terminated abnormally.
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A disaster recovery plan does not need to include the shipment of database backups to other sites.
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With concurrent processing involving updates, a database with concurrency control will be compromised due to interference between users.
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Data modeling and database design are key responsibilities of data and data base administration.
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Incorrect data is easy to detect.
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