【单选题】Examine the following scenario: The target database instance is running. The most recent backup available for the target database was taken two days ago. Log files switches have occurred in last two d...
A.
It contains data till the last backup
B.
It contains all data from target database until the current time
C.
It contains all data from only the committed transactions in the target database
D.
It contains all data except that which is used by the transactions in the current online redo file of target database
【简答题】In phonological ysis the words fail - veil are distinguishable simply because of the two phonemes/f/ - /v/. This is an example for illustrating______.