System Components

3.1 Cases and Form Factors

· • Why must the case be matched to the motherboard?

· • How does the ATX form factor differ from the ITX form factor?

· • What are the characteristics of the ATX form factor?

· • What is the main difference between a Micro-ATX tower and a Micro-ATX slim tower case?

· • What is the most common ITX form factor?

3.2 Power Supplies

· • How does the case form affect the type of power supply you purchase?

· • What is the function of the red toggle switch on a power supply? Why is this so important?

· • What rating determines the number of internal components a computer can handle?

· • What is soft power?

· • Why must you be careful when using a proprietary power supply?

3.3 Motherboards and Buses

· • What factors should you consider when selecting a motherboard?

· • What chipset functionalities have moved to the CPU on newer systems?

· • What are the basic steps of installing a motherboard?

· • How can you add peripheral devices to a system?

· • How are PCI and PCIe different?

3.4 Motherboard Troubleshooting

· • What are the symptoms of system power problems? How do you troubleshoot system power problems?

· • How do you interpret BIOS/UEFI error codes generated during POST?

· • What are the symptoms of system overheating? How do you troubleshoot overheating issues?

· • What are the symptoms of internal and external device failures? How do you troubleshoot internal and external device failures?