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. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Which of the following could cause data to be unavailable? Data becoming lost or inaccurate The database server Planned database maintenance activities All of these Data becoming lost or inaccurate The database server Planned database maintenance activities 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 transaction in progress terminates abnormally? Switch to duplicate database Reprocess transactions Rollforward Rollback Switch to duplicate database Reprocess transactions Rollforward Rollback 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 when updates occur 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 while reading data occurs 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 when updates occur 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 while reading data occurs to the database in a multiuser environment ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Locking may cause which of the following problems? All of these Erroneous updates Versioning Deadlock All of these Erroneous updates Versioning Deadlock ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration A traditional data administrator performs which of the following roles? 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 Tune database performance ANSWER DOWNLOAD EXAMIANS APP
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