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'
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'
举一反三
- 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'
- 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
- 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。
- 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。
- 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