The __________ is a core feature of AngularJS that underpins its two-way data binding mechanism.

The Digest Cycle is a core feature of AngularJS that underpins its two-way data binding mechanism. The Digest Cycle is responsible for detecting changes in the application's data model and updating the corresponding views. Understanding the Digest Cycle is essential for grasping how AngularJS efficiently manages data binding and ensures real-time synchronization between the Model and the View.