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 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 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 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 ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration A traditional data administrator performs which of the following roles? Establish backup and recovery procedures Protect the security of the database Tune database performance Resolve data ownership issues Establish backup and recovery procedures Protect the security of the database Tune database performance Resolve data ownership issues ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Concurrency control is important for which of the following reasons? To ensure data integrity while reading data occurs to the database in a multiuser environment To ensure data integrity while reading data occurs to the database in a single-user environment To ensure data integrity when updates occur to the database in a multiuser environment To ensure data integrity when updates occur to the database in a single-user environment To ensure data integrity while reading data occurs to the database in a multiuser environment To ensure data integrity while reading data occurs to the database in a single-user environment To ensure data integrity when updates occur to the database in a multiuser environment To ensure data integrity when updates occur to the database in a single-user environment ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration The transaction log includes which of the following? The after-image of a record The essential data of the record The before and after-image of a record The before-image of a record The after-image of a record The essential data of the record The before and after-image of a record The before-image of a record 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
EXAMIANS