Data and Database Administration Which of the following is the preferred way to recover a database after a transaction in progress terminates abnormally? Rollforward Reprocess transactions Switch to duplicate database Rollback Rollforward Reprocess transactions Switch to duplicate database Rollback 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 not competitive against PC-oriented packages and is fully SQL compliant 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 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 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 With concurrent processing involving updates, a database with concurrency control will be compromised due to interference between users. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Performance analysis and tuning is which of the following? Undertaken one time at the time of the implementation of a new application Undertaken as an ongoing part of managing a database Undertaken as an ongoing part of the backup of a database Undertaken one time at the time of a DBMS installation Undertaken one time at the time of the implementation of a new application Undertaken as an ongoing part of managing a database Undertaken as an ongoing part of the backup of a database Undertaken one time at the time of a DBMS installation ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration A traditional data administrator performs which of the following roles? Tune database performance Protect the security of the database Establish backup and recovery procedures Resolve data ownership issues Tune database performance Protect the security of the database Establish backup and recovery procedures Resolve data ownership issues ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Locking may cause which of the following problems? Versioning Deadlock All of these Erroneous updates Versioning Deadlock All of these Erroneous updates ANSWER DOWNLOAD EXAMIANS APP
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