Chapter 2. Networking
The Networking domain covers approximately 27 percent of the A+ 220-801 exam. Almost every computer you’ll service will be connected to a network, so it’s important to understand some basic networking topics. This includes network cables and connectors, network devices such as routers and switches, wireless connections, and common protocols used to control traffic over a network. Many networks use both wired and wireless connections, along with a router for Internet access. Technicians are often asked to help configure connectivity for different types of networks, and they need to know the functions and features of various devices, along with appropriate networking tools.
This chapter covers the following objectives:
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