Each PC power supply lists a number of different specifications. In this video, you’ll learn how to interpret power supply specifications and how to avoid a voltage mismatch when connecting your computer to a new power source.
The technologies behind our wide area networks are varied, but there are two major types of WANs that we use today. In this video, you’ll learn about circuit switched networks and packet switched networks and which technologies fit into each of these WAN categories.
In this video, you’ll learn about some of the more advanced capabilities of today’s network switches, such as power over Ethernet, the spanning tree protocol, VLANs, trunking, port mirroring, and port authentication.