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 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 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 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 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 multiuser environment ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Backward recovery is which of the following? Switching to an existing copy of the database Where the after-images are applied to the database Where the after-images and before-images are applied to the database Where the before-images are applied to the database Switching to an existing copy of the database Where the after-images are applied to the database Where the after-images and before-images are applied to the database Where the before-images are applied to the database ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Data modeling and database design are key responsibilities of data and data base administration. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration A disaster recovery plan does not need to include the shipment of database backups to other sites. True False True False 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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