听力原文:W: John, can you help me? I couldn't work out this math problem. M: I'm sorry. You can hardly expect me to do that. Q: What does the man mean? (18)
A.
He doesn't think he'll do that.
B.
He finds it difficult to do that.
C.
He has no time to do that.
D.
He knows nothing about math.
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【多选题】Identify the persistent configuration setting for the target database that can be set for the backup by using RMAN.()
【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______.