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
A: 18:30
B: 20:00
C: 21:00
D: 22:00
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'
- 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
- 电视节目的黄金时段一般是指： A: 19：00—21：00 B: 19：30—22：00 C: 20：00—22：30 D: 19：00—22：00
- W: I’ll get to Cairo at 7:00 p.m. New York time. What time is it in CairoM: Let me see, it is 7 hours later in Cairo. What time is it in Cairo(). A: 2:00a.m. B: 12:00 noon. C: 7:00 p.m.
- 图书馆周末的开闭馆时间为? A: 8:00—21:00 B: 8:30—22:00 C: 8:30—21:00 D: 8:00—22:00