Systems Security Certified Practitioner – SSCP – Question1012 - Systems Security Certified Practitioner

The Logical Link Control sub-layer is a part of which of the following?

A. The ISO/OSI Data Link layer
B. The Reference monitor
C. The Transport layer of the TCP/IP stack model
D. Change management control

Correct Answer: A

Explanation:

The OSI/ISO Data Link layer is made up of two sub-layers; (1) the Media Access Control layer refers downward to lower layer hardware functions and (2) the Logical Link Control refers upward to higher layer software functions. Other choices are distracters.
Source: ROTHKE, Ben, CISSP CBK Review presentation on domain 2, August 1999.