Chapter 3 - Operating Systems - Section 3.3 - Coordinating the Machine's Activities - Questions & Exercises - Page 154: 2

The CPU completes its current machine cycle, saves the state of the current process, and sets its program counter to a predetermined value (which is the location of the interrupted handler). Thus the next instruction executed will be the first instruction within the interrupted handler.

The CPU completes its current machine cycle, saves the state of the current process, and sets its program counter to a predetermined value (which is the location of the interrupted handler). Thus the next instruction executed will be the first instruction within the interrupted handler.