IO drivers and utilities are typically found at what protect

I/O drivers and utilities are typically found at what protected ring level?

A. Ring 1

B. Ring 2

C. Ring 3

D. Ring 0

Solution

They are available at Ring Level 2.

This will go via the definition.

At Level 0 OS will reside

At Level 1 Non Previlaged OS will reside

At Level 3 Users Intearct with OS