![](http://static.sotiji.com/static/index/img/ques_detail.png)
A system administrator has an application that has the data in volume group appvg. Which of the following commands will back up the contents of appvg to the tape in /dev/rmt0 and check for any read errors?()
A、savevg -mf /dev/rmt0 appvg
B、savevg -cvf /dev/rmt0 appvg
C、savevg -xvf /dev/rmt0 appvg
D、savevg -f /dev/rmt0 -V appvg
![](http://static.sotiji.com/static/index/img/search_middle.png)
![](http://static.sotiji.com/static/index/img/xqques.png)
相关问题推荐
以下定义语句中正确的是( )。
A、float a=1,*b=&a,*c=&b;
B、int a=b=0;
C、char A=65+1,b='b';
D、double a=0.0;b=1.1;
描述数据的三个范式是什么?
以下四个程序中,完全正确的是( )。
A、#include
B、#include
C、#include
D、include
在ALTER TABLE中,指定某列不可用,可是使用哪个关键字?()
A、UNUSED
B、SET UNUSED
C、DISABLE
D、NOUSE
在数据库中建立表的命令是
A)CREATE
B)CREATE DATFABASE
C)CREATE QUERY
D)CREATE FORM