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 Rollforward Rollback Reprocess transactions Switch to duplicate database Rollforward Rollback Reprocess transactions ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Which of the following is true concerning open-source DBMS? Is free or nearly free database software whose source code is not publicly available Is free or nearly free database software whose source code is publicly available Is competitive against PC-oriented packages and is not fully SQL compliant Is not competitive against PC-oriented packages and is fully SQL compliant Is free or nearly free database software whose source code is not publicly available Is free or nearly free database software whose source code is publicly available Is competitive against PC-oriented packages and is not fully SQL compliant Is not competitive against PC-oriented packages and is fully SQL compliant ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Concurrency control is important for which of the following reasons? 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 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 while reading data occurs to the database in a multiuser environment To ensure data integrity when updates occur 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 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 Rollforward Reprocess transactions Switch to duplicate database Rollback Rollforward Reprocess transactions Switch to duplicate database 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
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