Fujitsu E8420 E8420 User's Guide - Page 155

Pitch (keyboard) The distance between the centers of the letter keys of a keyboard. Pixel The smallest element of a display, a dot of color on your display screen. The more pixels per area the clearer your image will appear. POST Power On Self Test. A program which is part of the BIOS which checks the configuration and operating condition of your hardware whenever power is applied to your notebook. Status and error messages may be displayed before the operating system is loaded. If the self test detects failures that are so serious that operation can not continue, the operating system will not be loaded. PPPoE Point to Point Protocol over Ethernet. A protocol for Ethernet, using a Point-to-Point Protocol (PPP), which is used for connection on the phone line. Program An integrated set of coded commands to your computers telling your hardware what to do and how and when to do it. Protocol Procedures and rules use to send and receive data between computers. - Method of sending and receiving data - Process used to handle communication errors Conditions required for communication are organized in procedures for correct transfer of information. RAM Random Access Memory. A hardware component of your LifeBook notebook that holds binary information (both program and data) as long as it has the proper power applied to it. 150 - Glossary