4 1.目录和文件的操作 1健建立目录和文件 a mkdir ··A··::白团·:② rootacentos7Teach home]. mkdir -p /home/folder1/folder drnxr-xr-x. 3 root root 21 Mar 11 16: 33 folder 11 16: 33 folder 2 Crootacentos7Teach folder 可南中医药大学/阮晓龙/