An operator needs to create /dir1/dir2/dir3. The /dir1 does not exist. What command can be used to create dir2 and dir3?()
以下选项中,哪个命令可以把./dir1目录中的所有文件包括所有子目录复制到./dir2目录中?()
Which of the following will rename dir1 as dir2?()
下面哪条命令可把./dir1目录(包括它的所有子目录)内容复制到./dir2中?()
拷贝myDir/myfile文件到Dir2目录下,但是系统提示这个文件已经存在,下面哪个命令是正确的。()