Any data that are retrieved by a user for updating must be ________ until the update is completed or aborted.
Correct Answer:
Verified
Q88: The _ occurs when one user reads
Q89: An audit trail of transactions and database
Q90: The _ is a record of the
Q91: _ locks allow other transactions to read
Q92: Specifying database access policies is done during
Q94: Controls incorporated into a data management system
Q95: A _ measures or detects personal characteristics
Q96: A discrete unit of work that must
Q97: A(n)_ is an impasse that results when
Q98: A high-level function that is responsible for
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