下列哪个命令可以列出已经安装的所有的rpm包是()
A. yum list
B. yum repo list
C. yum list updates
D. yum list installed
查看答案
tar命令既可打包文件,也可压缩文件
A. 对
B. 错
gzip命令只能压缩文件,不能压缩目录
A. 对
B. 错
The 23rd day of the 12th lunar month is called Preliminary Eve.
A. 对
B. 错
When you pour tea, the rule of “full cup for tea and half cup for wine ” should be observed .
A. 对
B. 错