Data and Database Administration Mirrored databases are almost always provided in high-availability systems. 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 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 Concurrency control is important for which of the following reasons? 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 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 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? Metadata Data modeling Database design All of these Metadata Data modeling Database design All of these ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Which of the following is the preferred way to recover a database after a system failure? Rollback Reprocess transactions Rollforward Switch to duplicate database Rollback Reprocess transactions Rollforward Switch to duplicate database ANSWER DOWNLOAD EXAMIANS APP
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