Data and Database Administration Backward recovery is used to reverse the changes made by transactions that have aborted, or terminated abnormally. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Which of the following could cause data to be unavailable? Data becoming lost or inaccurate Planned database maintenance activities The database server All of these Data becoming lost or inaccurate Planned database maintenance activities The database server All of these ANSWER DOWNLOAD EXAMIANS APP
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 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 Ensure appropriate responses rates are in external maintenance agreements ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration If both data and database administration exist in an organization, the database administrator is responsible for which of the following? Data modeling Metadata All of these Database design Data modeling Metadata All of these Database design ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration The transaction log includes which of the following? The before-image of a record The before and after-image of a record The after-image of a record The essential data of the record The before-image of a record The before and after-image of a record The after-image of a record The essential data of the record ANSWER DOWNLOAD EXAMIANS APP
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 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 typical roles of a data administrator and redesigning existing applications The time to make a decision and the typical roles of a database administrator 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 typical roles of a data administrator and redesigning existing applications ANSWER DOWNLOAD EXAMIANS APP