You need to restore your database back to 9/30/2008 at 18:00. In what order would you run the following commands to compete this task?() a. restore controlfile until time `09/30/2008:18:00:00’ b. restore database until time `09/30/2008:18:00:00’ c. restore spfile until time `09/30/2008:18:00:00’ d. recover database until time `09/30/2008:18:00:00’ e. alter database open resetlogs f. alter database open
A: b, d, e
B: b, d, f
C: c, a, b, d, e
D: c, a, b, d, f
E: a, b, d, e
A: b, d, e
B: b, d, f
C: c, a, b, d, e
D: c, a, b, d, f
E: a, b, d, e
举一反三
- Which command will restore all datafiles to the date 9/30/2008 at 18:00 hours? () A: restore datafiles until time '09/28/2008:21:03:11' B: restore database files until time '09/28/2008:18:00:00' C: restore database until time '09/28/2008:18:00:00' D: recover database until time '09/28/2008:18:00:00' E: recover database until timestamp '09/28/2008:18:00:00'
- Which command will restore all datafiles to the date 9/30/2008 at 18:00 hours? () A: Arestore datafiles until time '09/28/2008:21:03:11' B: Brestore database files until time '09/28/2008:18:00:00' C: Crestore database until time '09/28/2008:18:00:00' D: Drecover database until time '09/28/2008:18:00:00' E: Erecover database until timestamp '09/28/2008:18:00:00'
- If it were two hours later, it would be half as long until midnight as it would be if it were an hour later. What time is it now A: 18:30 B: 20:00 C: 21:00 D: 22:00
- 关于都市情缘资费说法正确的是()。 A: A闲时18:00~次日09:00,收费标准为0.6元/3分钟; B: B忙时09:00~18:00前三分钟1.5元/3分钟; C: C忙时09:00~18:00;3~9分钟1.2元/3分钟; D: D忙时09:00~18:00;9分钟以上0.6元/3分钟。
- 关于都市情缘资费说法正确的是()。 A: 闲时18:00~次日09:00,收费标准为0.6元/3分钟; B: 忙时09:00~18:00前三分钟1.5元/3分钟; C: 忙时09:00~18:00;3~9分钟1.2元/3分钟; D: 忙时09:00~18:00;9分钟以上0.6元/3分钟。