Join Mike Meyers for an in-depth discussion in this video VGA and DVI, part of CompTIA A+ Exam Prep (220-901) Part 4: Displays and Printers.
- There are two types of connectors that we use…to connect our video cards to our monitors.…Now there are some exceptions to this,…but what I'm talking about are there are two video standards…that are only used for video.…Now there's other stuff like HDMI and DisplayPort…and things like that but those really transcend the concept.…So what I wanna do is stick with the basics,…and that's the VGA connector and the DVI connector.…What you need to understand is that a long time ago…video cards had to plug into CRT monitors.…
Now CRT monitors are analog devices just like…the old televisions that you saw 15, 20 years ago,…and computers are digital.…I mean the data is being stored literally…in ones and zeroes.…So when you looked at video card back in the old days,…you basically had a few distinct pieces.…Number one, you had video RAM.…It's all buried on this guy, but this has got tons…of video RAM on it.…So what would happen is that your CPU, and also working…with the graphic processing unit on your video card itself,…
The CompTIA A+ 220-901 exam is comprised of six key parts. The fourth, peripherals, is covered by this course. Instructor Mike Meyers explains how to manage monitors and display technologies, including how to work with connectors and ports like VGA and DVI. He also shows you how to maintain printers and multifunction devices, both as independent devices and as devices connected and configured to a computer.
Note: The six courses designed for the CompTIA A+ (220-901) exam preparation include core processing, core hardware, peripherals and building a PC, displays and printers, networking, and laptops and mobile devices.
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- Configuring display technologies
- Working with Plasma and DLP monitors
- Setting up video connections, graphic cards, and projectors
- Using dual displays
- Troubleshooting video issues
- Maintaining printers