聊天群组“ Big Big Club”是甚么时候创建的?() A: 2020/09/17 10:34; B: 2020/09/18 10:34; C: 2020/09/18 08:35; D: 2020/09/18 07:34; E: 2020/09/18 09:34
聊天群组“ Big Big Club”是甚么时候创建的?() A: 2020/09/17 10:34; B: 2020/09/18 10:34; C: 2020/09/18 08:35; D: 2020/09/18 07:34; E: 2020/09/18 09:34
表达式(^2012/09/18)-(^2012/09/20)的值是
表达式(^2012/09/18)-(^2012/09/20)的值是
表达式{^2000/09/18}-{^2000/09/20}的值是( )。
表达式{^2000/09/18}-{^2000/09/20}的值是( )。
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: 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'
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: 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。
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。
${\bf P}(X=4)=\,$ ${\bf P}(X=3)=\,$ ${\bf P}(X=2)=\,$ ${\bf P}(X=1)=\,$______
${\bf P}(X=4)=\,$ ${\bf P}(X=3)=\,$ ${\bf P}(X=2)=\,$ ${\bf P}(X=1)=\,$______
若使复利终值经过4年后变为本金的2倍, 每半年计息一次, 则年利率为 ( )。 A: .18 B: .19 C: .38 D: .09
若使复利终值经过4年后变为本金的2倍, 每半年计息一次, 则年利率为 ( )。 A: .18 B: .19 C: .38 D: .09
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
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
background:url(2、png),url(1、jpg),url(3、png),url(4、jpg);},表示哪张图片处在最上层() A: 2、png B: 1、jpg C: 3、png D: 4、jpg
background:url(2、png),url(1、jpg),url(3、png),url(4、jpg);},表示哪张图片处在最上层() A: 2、png B: 1、jpg C: 3、png D: 4、jpg