Transfer data from iPad to Mac air
How do I back up iPad Pro to Mac air
iPad Air, iOS 10
This support page outlines the natively supported backup methods for iPad and iPhone:
How to back up your iPhone, iPad, and iPod touch - Apple Support
Native iOS/iPadOS backup and restore processes are dependent upon iCloud, or connection to either Windows PC (with iTunes for Windows installed) or a Mac (with iTunes or Finder - as appropriate for the installed version of macOS).
Natively supported methods offer full system backup - consisting of data and device settings.
How to back up your iPhone, iPad, and iPod touch - Apple Support