Data and Database Administration Mirrored databases are almost always provided in high-availability systems. False True False True 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? Rollback Reprocess transactions Rollforward Switch to duplicate database Rollback Reprocess transactions Rollforward Switch to duplicate database ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration A shared lock allows which of the following types of transactions to occur? Update Read Delete Insert Update Read Delete Insert ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration With concurrent processing involving updates, a database with concurrency control will be compromised due to interference between users. 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
Data and Database Administration A traditional data administrator performs which of the following roles? Tune database performance Resolve data ownership issues Protect the security of the database Establish backup and recovery procedures Tune database performance Resolve data ownership issues Protect the security of the database Establish backup and recovery procedures ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS