You administer an Oracle Database 10g and a third-party database. You use Recovery Manager (RMAN) to perform backup and recovery operations. You have configured a recovery catalog to act as an RMAN repository. To which of the following databases can you NOT connect using the RMAN CONNECT command?()
A、 target database
B、 auxiliary database
C、 third-party database
D、 recovery catalog database
You are connected to Recovery Manager (RMAN) without a recovery catalog. There is no copy of the control file available. You want to restore the control file from an autobackup. To retrieve the autobackup,you need the database ID (DBID). In which two sources would you find the DBID? ()
Athe trace file
Bthe alert log file
Can RMAN session log file
Dthe server parameter file
Ethe formatted name of a control file autobackup
女性相对多见,周围型,生长慢,早期易发生血行转移,对放疗及化疗相对不敏感。早期一般无明显症状,往往在胸部X线检查时发现肺内圆形或椭圆形分叶状肿块影。病理分型为()
A、鳞癌
B、腺癌
C、小细胞癌
D、大细胞癌
E、弥漫性细支气管肺泡癌
请比较Java的异常处理机制与其它语言异常处理机制。
制作下图中的透明水滴效果,需要用到许多图层样式的功能。除“投影”和“内阴影”之外,下列选项中还可能用到的样式有()。
A、“描边”
B、“内发光”
C、“颜色叠加”
D、“斜面和浮雕”
一个用户有两个EIDE硬盘驱动器,在第二个EIDE硬盘驱动器上有一个类似于CD-RW的DVDROM,那么用户应该怎样添加另一个硬盘驱动器()。
A、用户需要用到一个由四个插头的电缆线
B、主板上只有连个控制器,用户需要在装上一个额外的控制卡
C、EIDE技术有局限性,所以用户不能添加额外的EIDE设备
D、如果用户安装上另一个设备,那么他的电脑会变慢