Data and Database Administration Which of the following is the preferred way to recover a database after a system failure? Rollback Switch to duplicate database Rollforward Reprocess transactions Rollback Switch to duplicate database Rollforward Reprocess transactions ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Which of the following is the preferred way to recover a database after a transaction in progress terminates abnormally? Rollback Rollforward Switch to duplicate database Reprocess transactions Rollback Rollforward Switch to duplicate database Reprocess transactions ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration The restore/rerun technique involves reprocessing the day's transactions up to the point of failure. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration The transaction log includes which of the following? The essential data of the record The before-image of a record The after-image of a record The before and after-image of a record The essential data of the record The before-image of a record The after-image of a record The before and after-image of a record ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Information repositories are replacing data dictionaries in many organizations. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Which of the following is part of an administrative policy to secure a database? Ensure appropriate responses rates are in external maintenance agreements Limiting particular areas within a building to only authorized people Authentication policies All of these Ensure appropriate responses rates are in external maintenance agreements Limiting particular areas within a building to only authorized people Authentication policies All of these ANSWER DOWNLOAD EXAMIANS APP
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