What is the correct order of the following commands if you wanted to restore datafile 4， which was accidentally removed from the file system？（） a. sql ’alter database datafile 4 online’ b. restore datafile 4 c. recover datafile 4 d. sql ’alter database datafile 4 offline’ e. startup f. shutdownA、 a， c， b， dB、 d， b， c， aC、 f， d， b， c， a， eD、 c， a， b， d， fE、 a， b， d， e
What is the correct order of the following commands if you wanted to restore datafile 4， which was accidentally removed from the file system？（） a. sql ’alter database datafile 4 online’ b. restore datafile 4 c. recover datafile 4 d. sql ’alter database datafile 4 offline’ e. startup f. shutdown
- A、 a， c， b， d
- B、 d， b， c， a
- C、 f， d， b， c， a， e
- D、 c， a， b， d， f
- E、 a， b， d， e
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