Join Mike Meyers for an in-depth discussion in this video The expansion bus, part of CompTIA A+ Exam Prep (220-901) Part 2: Core Hardware.
- If you've ever looked inside a motherboard,…well, if you're taking the A+,…I hope you're considering doing that at least,…you're going to notice all these little slots in here.…These are known generically as expansion slots.…When the original IBM was invented 45 billion years ago,…it came up with the idea that…people would need more and specialized hardware…for different types of PCs based on what they needed.…Now, IPCs have always come with some kind of built in slots…but the beauty of an expansion slot…is you could add a video card or a hard drive controller…or a roller disco fly fishing card or something…and you could get the kind of hardware you needed…and you could plug it into your system…so expansion slots have been around for a long long time.…
Now, the nice part about expansion slots…is there are zillions of old ones that are not on the A+.…The only ones we're going to be covering in this episode…are the ones actually on the A+ itself…so let's go ahead and get started with my absolute favorite,…PCI.…
The CompTIA A+ 220-901 exam is comprised of six key parts. The second, core hardware, is covered by this course. Instructor Mike Meyers explains the essential components and functions of motherboards, power supplies, and hard drives. He also shows you how to work with chipsets, troubleshoot electrical issues, implement RAID, and how to determine which hard drive technology to use depending on the circumstance.
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.
- Working with motherboards, chipsets, and expansions
- Choosing a power supply
- Evaluating hard drive technologies
- Implementing RAID
- Troubleshooting issues