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 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 not 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 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 not publicly available ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration A transaction log shows before and after images of records that have been modified by transactions. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Poor data administration can lead to which of the following? All of these A single definition of the same data entity Familiarity with existing data Missing data elements All of these A single definition of the same data entity Familiarity with existing data Missing data elements ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Which of the following is the preferred way to recover a database after a system failure? Switch to duplicate database Rollback Rollforward Reprocess transactions Switch to duplicate database Rollback Rollforward Reprocess transactions ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Information repositories are replacing data dictionaries in many organizations. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration A traditional data administrator performs which of the following roles? Protect the security of the database Tune database performance Resolve data ownership issues Establish backup and recovery procedures Protect the security of the database Tune database performance Resolve data ownership issues Establish backup and recovery procedures ANSWER DOWNLOAD EXAMIANS APP
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