Linux Command experiment

WHOAMI View Current User

sudo adduser user name add user

SU User name Switch user

sudo adduser lilei Create user
Groups Lilei viewing user groups to which users belong
sudo usermod-g root lilei gives root privileges
sudo deluser lilei--remove-home

Ls-l files that display directories

Ls-a Show hidden files

mkdir Creating a Directory

Cp-r Copy Directory

Rm-r Directory Delete Directory

TAR-CF Creating a compressed package

TAR-XF Unpacking a file

Linux Command experiment