Data and Database Administration Backward recovery is which of the following? Where the before-images are applied to the database Where the after-images are applied to the database Switching to an existing copy of the database Where the after-images and before-images are applied to the database Where the before-images are applied to the database Where the after-images are applied to the database Switching to an existing copy of the database Where the after-images and before-images are applied to the database ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Which of the following could cause data to be unavailable? The database server All of these Planned database maintenance activities Data becoming lost or inaccurate The database server All of these Planned database maintenance activities Data becoming lost or inaccurate ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Mirrored databases are almost always provided in high-availability systems. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Authorization tables contain highly sensitive data and should be protected by stringent security rules. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Failure to control confidentiality may lead to loss of competitiveness. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Locking may cause which of the following problems? All of these Deadlock Erroneous updates Versioning All of these Deadlock Erroneous updates Versioning ANSWER DOWNLOAD EXAMIANS APP
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