Exam Cram
The CompTIA A+ Cram Sheet
This cram sheet contains the distilled, key facts about the CompTIA A+ 220-801 and 220-802 exams. Review this information as the last step before you enter the testing center, paying special attention to those areas in which you think that you need the most review.
220-801
1. Motherboards connect everything together. Typical form factors include ATX (most common), microATX, ITX, and BTX. AMD and older Intel chipsets include a northbridge that connects the CPU, RAM, and x16 PCIe devices, and southbridge that connects secondary systems such as USB, SATA, IDE, and sound. Types of expansion buses include PCI, AGP, PCI Express (PCIe), AMR, CNR, and PC Card (PCMCIA). Newer Intel chipset designs incorporate northbridge ...
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