What security model is dependent on security labels?

What security model is dependent on security labels?
A .  Discretionary access control
B .  Label-based access control
C .  Mandatory access control
D .  Non-discretionary access control

View Answer

Answer: C

Explanation: With mandatory access control (MAC), the authorization of a subject’s access to an object is dependant upon labels, which indicate the subject’s clearance, and the classification or sensitivity of the object. Label-based access control is not defined. Source: KRUTZ, Ronald L. & VINES, Russel D., The CISSP Prep Guide: Mastering the Ten Domains of Computer Security, John Wiley & Sons, 2001, Chapter 2: Access control systems (page 33).