4.1. The Basics of Networking
You're expected to know the basic concepts of networking as well as the different types of cabling that can be used. For the latter, you should be able to identify connectors and cables from figures even if those figures are crude line art (think shadows) appearing in pop-up exhibit boxes.
4.1.1. Critical Information
It's important to know how network addressing works and the various protocols that are in use in networks today. Although TCP/IP has the lion's share of the networking market, it isn't the only protocol that may be used, and CompTIA expects you to have a broad range of knowledge in this category.
126.96.36.199. Basic Concepts
Duplexing is the means by which communication takes place:
With full duplexing ...