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SSCP · Question #212

An Architecture where there are more than two execution domains or privilege levels is called:

The correct answer is A. Ring Architecture.. Ring Architecture (also called protection rings) describes a system with multiple hierarchical privilege levels, each called a 'ring.' For example, x86 processors implement rings 0 through 3, where ring 0 is the most privileged (kernel/OS) and ring 3 is the least privileged (user

Submitted by rachelw· Apr 18, 2026Systems and Application Security

Question

An Architecture where there are more than two execution domains or privilege levels is called:

Exhibit

SSCP question #212 exhibit

Options

  • ARing Architecture.
  • BRing Layering
  • CNetwork Environment.
  • DSecurity Models

How the community answered

(32 responses)
  • A
    88% (28)
  • C
    9% (3)
  • D
    3% (1)

Explanation

Ring Architecture (also called protection rings) describes a system with multiple hierarchical privilege levels, each called a 'ring.' For example, x86 processors implement rings 0 through 3, where ring 0 is the most privileged (kernel/OS) and ring 3 is the least privileged (user applications). When a system has more than two execution domains, this concentric privilege model is what distinguishes Ring Architecture from a simple dual-mode (user/kernel) design. 'Ring Layering' (B) is not a standard term, 'Network Environment' (C) is irrelevant, and 'Security Models' (D) refers to abstract policy models like Bell-LaPadula, not an architectural execution structure.

Topics

#Ring Architecture#Privilege Levels#Operating System Security

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