PC 105 Lecture Notes - Lecture 3: Flash Memory, Network Interface Controller, Hdmi
Document Summary
Cpu central processing unit: located on the motherboard, computer part of the computer . Ram random access memory: located on the motherboard, short term memory. Hdd hard disk drive/ hard drive: communicates with the motherboard, long term memory. Ssd solid state drive: another type of hard drive, smaller/electric memory, faster than hdd, costs more. Power supply: hooked to everything that needs power. Expansion card: located on motherboard, typically used for wi-fi, sound, or graphics. Usb universal serial bus: can be used for many different things. Keyboard and mouse: 1. 0 oldest version, 2. 0 - faster version, 3. 0 same as 2. 0 but contains a blue strip. * both device and port must be 3. 0 for it to work at 3. 0 speed. Fire wire form of data transfer: cable 400/800 around usb 2. 0 speed. Ps/2 mouse and keyboard use: usually there is 2, but not always, not as popular anymore. Printer not as common anymore: typically uses usb now.
