All commercial DBMS products use some version of "username and password" as part of their security features.
Correct Answer:
Verified
Q38: According to ANSI SQL,the serializable isolation level
Q39: Requiring all application programs to lock resources
Q40: With pessimistic locking,the assumption is made that
Q41: Processing responsibilities should be documented and encoded
Q42: Rollforward is a method of database recovery
Q44: Which of the following is not a
Q45: Which of the following is true about
Q46: Both rollforward and rollback require the use
Q47: A standby data repository is one which
Q48: A database save is used to mark
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