useradd
1. Create user
Use useradd(8) to create user home directory, add additional groups and set Bash as login shell then run passwd to set the user password
useradd -m -G adm,sudo -s /bin/bash alan
Use useradd(8) to create user home directory, add additional groups and set Bash as login shell then run passwd to set the user password
useradd -m -G adm,sudo -s /bin/bash alan