User interaction with linux Environment

Linux Terminal  -: 

   Symbol, "#", is the last character in the prompt when you are logged in as root. This is true whether you logged in as root as we are seeing in screen   And $", is the last character in the prompt when you are logged in as a normal user.

What is the difference between the Admin user, Root and standard users?

• The main difference between the different classes of users is based on what permissions that user has.

• Normal users can only affect their own files, where the Admin user can affect some system files.

• The root user has the ability to control anything, including files owned by other users. Because of the power the root user has, the root user can only access the server using SSH, and does not have FTP or Email access.