Systems Security Certified Practitioner (SSCP) — Question 2

Which of the following statements pertaining to protection rings is false?

Answer options

• A. They provide strict boundaries and definitions on what the processes that work within each ring can access.
• B. Programs operating in inner rings are usually referred to as existing in a privileged mode.
• C. They support the CIA triad requirements of multitasking operating systems.
• D. They provide users with a direct access to peripherals D

Correct answer: D

Explanation

The correct answer is D because protection rings are designed to limit access to hardware resources rather than provide direct access. Options A, B, and C correctly describe the purpose and functionality of protection rings in a multitasking operating system.