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Mike Meyers' CompTIA A+ Certification Passport, Fourth Edition (Exams 220-701 & 220-702), 4th Edition by Mike Meyers

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CHAPTER 4Motherboards, Power Supplies, and Cases

ITINERARY

Objective 4.01 Motherboards

Objective 4.02 Power Supplies

Objective 4.03 Cases

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At the heart of all personal computers live certain core components. The motherboard provides the framework upon which every other component builds. The power supply provides DC current to feed the hungry motherboard and components and makes everything chug along happily. The case or system unit holds it all together. Don’t think that all cases are created equal, however, as subtle differences between identical-looking cases can influence how difficult it is to upgrade and service the PC. Every good ...

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