Anatomy of a Computer

1. Many peripherals,such as MP3 players,modern printers and PDA's require this connections.
5. this is also known as a COM (communications)port.
6. activates when you turn on the computer and performs system checks before starting your main OS.
8. If you have an older printer or scanner,you probably connect the device to this port.
10. the brain that carries out your computer's instructions.
12. when it reaches its capacity,the processor redirects the excess data to your hard drive.

2. if you want a better sound quality,you can buy this thing.
3. houses your graphics card, which supplioes the image to the monitor.
4. is a large PCB that houses most of your computer's components and directs data traffic to and from the appropriate devices.
7. transfer data as fast as 400Mbps (megabits per second).
8. some newer mice and keyboards including USB cables most require is this port.
9. It funnels power through the multiclored cables to each device.
11. the slots let peripherals communicate quickly with the processor.