I think it’s time to talk in depth about some of the most important features of PowerShell: Providers and modules. (Snap-ins have also been important, but they are being gradually phased out.) These are really the core of the universe when it comes to all of the commands available for use within PowerShell, so I want to teach you what they are, how they work and how to use them in your daily activities. Let’s dive in!
Introducing modules and snap-ins