Data and Database Administration Which of the following could cause data to be unavailable? The database server Data becoming lost or inaccurate Planned database maintenance activities All of these The database server Data becoming lost or inaccurate Planned database maintenance activities All of these ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration To build a data warehouse and develop business intelligence applications, it is important that an organization build and maintain a comprehensive repository. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration The transaction log includes which of the following? The after-image of a record The before and after-image of a record The essential data of the record The before-image of a record The after-image of a record The before and after-image of a record The essential data of the record The before-image of a record ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Performance analysis and tuning is which of the following? Undertaken one time at the time of the implementation of a new application Undertaken one time at the time of a DBMS installation Undertaken as an ongoing part of managing a database 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 one time at the time of a DBMS installation Undertaken as an ongoing part of managing a database Undertaken as an ongoing part of the backup of a database 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? Reprocess transactions Rollback Switch to duplicate database Rollforward Reprocess transactions Rollback Switch to duplicate database Rollforward 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
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