Prerequisites for Installing SharePoint
At this point, you’ve patched your servers with the most recent updates, joined the servers to the domain, modified your hosts file on your host machine, tested logging into your servers with your service accounts using Microsoft Terminal Services Connection (mstsc.exe), and set up group policies that control admin accounts for your SharePoint servers. You’ve also downloaded the SharePoint image from Microsoft. You are ready to begin installing SharePoint!
Purpose of SharePoint
SharePoint is many things to many different people ...