Data and Database Administration Which of the following could cause data to be unavailable? Data becoming lost or inaccurate All of these Planned database maintenance activities The database server Data becoming lost or inaccurate All of these Planned database maintenance activities The database server ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration The greatest threat to business security is often internal rather than external. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration A shared lock allows which of the following types of transactions to occur? Update Delete Insert Read Update Delete Insert Read ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Mirrored databases are almost always provided in high-availability systems. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Locking may cause which of the following problems? Erroneous updates Versioning All of these Deadlock Erroneous updates Versioning All of these Deadlock 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 All of these Familiarity with existing data Missing data elements A single definition of the same data entity All of these Familiarity with existing data Missing data elements ANSWER DOWNLOAD EXAMIANS APP
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