In November of 2016, Windows PowerShell celebrated its ten year anniversary. This is a major accomplishment. Here is the computer definition of PowerShell.
PowerShell – Computer Definition
A comprehensive command line interface and scripting language for Windows. Introduced in 2006, PowerShell is a major upgrade from the Windows command line, which uses DOS commands – from www.yourdictionary.com
PowerShell is set to replace the Command Prompt still available in Windows. And, if you are a DOS user or a Command Prompt user, you will want to become familiar with all of the sweet features of PowerShell. Some users say that if you know either Windows or Unix commands, you will have an easier time understanding and using PowerShell.
Here are different links to give you the information that you require to become familiar with PowerShell or go on to master PowerShell.
How To Install Windows PowerShell 4 http://social.technet.microsoft.com/wiki/contents/articles/21016.how-to-install-windows-powershell-4-0.aspx
How To Update PowerShell
Windows PowerShell Portal
–deals with Tool Releases, BizTalk server, Exchange Server, FIM, Office Products, SharePoint, Windows OS, SQL Server, Active Directory,
Windows PowerShell blog https://blogs.msdn.microsoft.com/powershell/
Scripting with Windows PowerShell https://technet.microsoft.com/en-us/library/bb978526.aspx
A Task-Based Guide to Windows PowerShell Cmdlets https://technet.microsoft.com/en-us/library/dd772285.aspx
There are many different blogs and on-line courses that you can take to learn PowerShell. How deep will you choose to go?