Dell 430-3113 User Guide - Page 21

Glossary Terms in this Glossary are provided for informational purposes only and may or may not describe features included with your particular computer. A AC - alternating current - The form of electricity that powers your computer when you plug the AC adapter power cable in to an electrical outlet. D DisplayPort - An interface standard of the Video Electronics Standards Association (VESA) used for digital displays. docking device - provides port replication, cable management, and security features to adapt your laptop to a desktop workspace. driver - Software that allows the operating system to control a device such as a printer. Many devices do not work properly if the correct driver is not installed in the computer. DVI - digital video interface - A standard for digital transmission between a computer and a digital video display. E eSATA - External Serial Advanced Technology Attachment - An interface for external Serial ATA devices. H HDMI - High-Definition Multimedia Interface - An interface of 19 separate, uncompressed audio and video signals used for high definition TV and audio. I I/O - input/output - An operation or device that enters and extracts data from your computer. Keyboards and printers are I/O devices. Glossary 21