A+ Certification/Ports
From Wikibooks, open books for an open world
 |
A reader has identified this page or section as an undeveloped draft or outline. You can help to develop the work, or you can ask for assistance in the project room. |
Ports on the computer are used to send or receive data. Physical ports are usually found in the back of the system and allow connecting devices to the computer.
The most common ports are:
| Port name | Image | Description |
|---|---|---|
| 9-pin Serial | ||
| 25-pin Serial | ||
| Parallel | ||
| SCSI | Small Computer Systems Interface. | |
| VGA | ||
| DVI | ||
| Audio | Used to connect audio devices, such as speakers, microphones, etc. | |
| Universal Serial Bus (USB) | An external bus which can support up to 127 peripheral devices daisy chained on a single port. It is quickly replacing serial and parallel ports. | |
| Firewire |
