Data and Database Administration Which of the following is part of an administrative policy to secure a database? Limiting particular areas within a building to only authorized people All of these Ensure appropriate responses rates are in external maintenance agreements Authentication policies Limiting particular areas within a building to only authorized people All of these Ensure appropriate responses rates are in external maintenance agreements Authentication policies ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Backward recovery is used to reverse the changes made by transactions that have aborted, or terminated abnormally. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Locking may cause which of the following problems? Versioning Erroneous updates All of these Deadlock Versioning Erroneous updates All of these Deadlock ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration The transaction log includes which of the following? 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 The essential data of the record The before-image of a record ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration The restore/rerun technique involves reprocessing the day's transactions up to the point of failure. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration A data warehouse administrator is concerned with which of the following? The typical roles of a database administrator and redesigning existing applications The time to make a decision and the typical roles of a database administrator The typical roles of a data administrator and redesigning existing applications The time to make a decision but not the typical roles of a database administrator The typical roles of a database administrator and redesigning existing applications The time to make a decision and the typical roles of a database administrator The typical roles of a data administrator and redesigning existing applications The time to make a decision but not the typical roles of a database administrator ANSWER DOWNLOAD EXAMIANS APP
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