问题:
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
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
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