Data and Database Administration Which of the following is the preferred way to recover a database after a transaction in progress terminates abnormally? Rollback Reprocess transactions Switch to duplicate database Rollforward Rollback Reprocess transactions Switch to duplicate database Rollforward ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration A transaction log shows before and after images of records that have been modified by transactions. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Which of the following is part of an administrative policy to secure a database? Authentication policies All of these Ensure appropriate responses rates are in external maintenance agreements Limiting particular areas within a building to only authorized people Authentication policies All of these Ensure appropriate responses rates are in external maintenance agreements Limiting particular areas within a building to only authorized people ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Which of the following is true concerning open-source DBMS? 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 competitive against PC-oriented packages and is not fully SQL compliant Is free or nearly free database software whose source code is publicly available 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 competitive against PC-oriented packages and is not fully SQL compliant Is free or nearly free database software whose source code is publicly available ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Mirrored databases are almost always provided in high-availability systems. True False True False 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
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