Data and Database Administration Backward recovery is used to reverse the changes made by transactions that have aborted, or terminated abnormally. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Poor data administration can lead to which of the following? A single definition of the same data entity Missing data elements Familiarity with existing data All of these A single definition of the same data entity Missing data elements Familiarity with existing data All of these 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 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 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 ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration A data warehouse administrator is concerned with which of the following? The typical roles of a data administrator and redesigning existing applications The typical roles of a database administrator and redesigning existing applications The time to make a decision but not the typical roles of a database administrator 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 typical roles of a database administrator and redesigning existing applications The time to make a decision but not the typical roles of a database administrator The time to make a decision and the typical roles of a database administrator 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 transaction log shows before and after images of records that have been modified by transactions. False True False True ANSWER DOWNLOAD EXAMIANS APP
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