====== Welcome to Professor Messer\'s CompTIA A+ Study Guide ======


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===== Soft Skills =====
[[soft skills:the_troubleshooting_process | The Troubleshooting Process]]

===== CPUs =====
[[cpu:CPU Pins and Sockets]]

===== Memory =====
[[memory:Form Factors]]

[[memory:Types of Memory]]

===== Motherboards =====

The motherboard is the central hub for all communications inside the computer. Most of the system subsystems reside on the motherboard. The subsystems are all interconnected via buses. External devices connect to the motherboard via ports and internal devices connect via expansion slots. Data and other information is transmitted along the various buses on the motherboard in a synchronized manner.<br />

[[motherboard:Motherboard Form Factors ]]

[[motherboard:Motherboard Interfaces ]]

[[motherboard:Motherboard Chipsets ]]

[[motherboard:I/O Ports and cables ]]

[[motherboard:Expansion slots and I/O buses ]]

[[motherboard:PC Card Slots ]]

===== Storage =====
[[storage:RAID ]]


===== Miscellaneous =====
[[miscellaneous:Interrupt Requests (IRQs) ]]


===== Displays =====
[[displays:Screen resolutions ]]

[[displays:Liquid Crystal Displays ]]


===== Networking =====
[[networking:Ethernet]]

[[networking:Wireless 802.11 ]]

[[networking:DHCP ]]

[[networking:Well-Known Port Numbers for Common Protocols ]]


===== Printers =====
[[printers:Types of Printers]]

[[printers:The Printing Process on a Laser Printer ]]


===== Operating Systems =====
[[operating-systems:Installation Requirements for Windows 2000, Windows XP and Windows Vista ]]