hardware
Hardware Security – CompTIA Security+ SY0-401: 4.3
Our physical devices need as much security as our operating systems. In this video, you’ll learn how cable locks, safes, and locking cabinets can help keep our systems under our control.
Hardware Troubleshooting Tools – CompTIA A+ 220-802: 4.2
If you need to troubleshoot your computer, then you’ll need the right tools for the job. In this video, you’ll learn about multimeters, power supply testers, loopback plugs, and POST test cards.
Troubleshooting Common Hardware Problems – CompTIA A+ 220-802: 4.2
When hardware fails, a number of messages and errors can occur during boot and in the operating system. In this video, you’ll learn how to troubleshoot lockups, boot problems, overheating, random reboots, and many other problems.