Data and Database Administration A data warehouse administrator is concerned with which of the following? 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 typical roles of a database administrator and redesigning existing applications The time to make a decision but not the typical roles of a database administrator 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 typical roles of a database administrator and redesigning existing applications The time to make a decision but not the typical roles of a database administrator 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? Reprocess transactions Rollforward Rollback Switch to duplicate database Reprocess transactions Rollforward Rollback Switch to duplicate database ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration A traditional data administrator performs which of the following roles? Resolve data ownership issues Protect the security of the database Tune database performance Establish backup and recovery procedures Resolve data ownership issues Protect the security of the database Tune database performance Establish backup and recovery procedures ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration A transaction log shows before and after images of records that have been modified by transactions. False True False True 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 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 Limiting particular areas within a building to only authorized people All of these ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Backward recovery is which of the following? 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 Where the before-images are applied to the database ANSWER DOWNLOAD EXAMIANS APP
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