The following Document outlines what we believe are the top 20 Windows tools every System Administrator should know or be familiar with. Some will you most likely already know about, but we hope you'll find plenty of information here that you didn't know.
Everyone that deals with Windows in a system administrator capacity has to know about Task Manager. The nice thing is it keeps getting better with each new version of Windows.
Clipping is a handy way to collect important slides you want to go back to later.