Data and Database Administration Data modeling and database design are key responsibilities of data and data base administration. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Incorrect data is easy to detect. 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. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Concurrency control is important for which of the following reasons? To ensure data integrity while reading data occurs to the database in a single-user environment To ensure data integrity when updates occur 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 multiuser environment To ensure data integrity while reading data occurs to the database in a single-user environment To ensure data integrity when updates occur 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 multiuser environment ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Backward recovery is used to reverse the changes made by transactions that have aborted, or terminated abnormally. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data and Database Administration Which of the following could cause data to be unavailable? 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 Data becoming lost or inaccurate ANSWER DOWNLOAD EXAMIANS APP