Data and Database Administration Poor data administration can lead to which of the following? Missing data elements All of these Familiarity with existing data A single definition of the same data entity Missing data elements All of these Familiarity with existing data A single definition of the same data entity ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Which of the following could cause data to be unavailable? Data becoming lost or inaccurate Planned database maintenance activities All of these The database server Data becoming lost or inaccurate Planned database maintenance activities All of these The database server ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Failure to control confidentiality may lead to loss of competitiveness. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Queries that do full table scans should be avoided. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Authorization tables contain highly sensitive data and should be protected by stringent security rules. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Concurrency control is important for which of the following reasons? To ensure data integrity when updates occur to the database in a multiuser 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 single-user environment To ensure data integrity when updates occur to the database in a multiuser 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 single-user environment ANSWER DOWNLOAD EXAMIANS APP
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