A new Windows command-line shell designed especially for system administrators.
It gives you access to the file system on the compute.
It is built on top of the .NET Framework CLR and accepts and returns .NET Framework objects, Different from other shells, which just accept and return text.
It introduces the concept of a cmdlet (pronounced "command-let"), a simple, single-function command-line tool built into the shell. It includes more than one hundred basic core cmdlets.