Data and Database Administration A traditional data administrator performs which of the following roles? Tune database performance Protect the security of the database Establish backup and recovery procedures Resolve data ownership issues Tune database performance Protect the security of the database Establish backup and recovery procedures Resolve data ownership issues ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Performance analysis and tuning is which of the following? Undertaken as an ongoing part of managing a database Undertaken one time at the time of a DBMS installation Undertaken as an ongoing part of the backup of a database Undertaken one time at the time of the implementation of a new application Undertaken as an ongoing part of managing a database Undertaken one time at the time of a DBMS installation Undertaken as an ongoing part of the backup of a database Undertaken one time at the time of the implementation of a new application 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 Mirrored databases are almost always provided in high-availability systems. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration The transaction log includes which of the following? The before-image of a record The essential data of the record The after-image of a record The before and after-image of a record The before-image of a record The essential data of the record The after-image of a record The before and after-image of a record 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 All of these Limiting particular areas within a building to only authorized people Authentication policies Ensure appropriate responses rates are in external maintenance agreements All of these Limiting particular areas within a building to only authorized people Authentication policies ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS