In this exam guide you'll see which MS Learn modules map against exam functional groups and which docs.microsoft.com articles map against specific exam objective items for the AZ-801 Configuring Windows Server Hybrid Advanced Services exam. This exam is required for the Windows Server Hybrid Administrator Associate certification.
The following video provides an introductory overview of these objectives by Orin Thomas and Jeff Woolsey:
The official objectives page is found here: https://docs.microsoft.com/en-us/learn/certifications/exams/az-801