Available since July 2017, Azure Stack is an extension of the Azure cloud in your data centers intended to offer you the ability to operate a real hybrid cloud with our public Azure cloud.
Further information :
- Azure Stack product site
- Download Azure Stack Development Kit
- Partners offering integrated systems
- Technical documentation Azure Stack
- Feedbacks & uservoice
- Github – azure stack quickstart templates
Last but not least, don’t forget to spend time on http://microsoft.com/learn where you can find additional materials to prepare your certification.