Dell Precision T3400 User's Guide - Page 282

MP - megapixel - A measure of image resolution used for digital cameras. ms - millisecond - A measure of time that equals one thousandth of a second. Access times of storage devices are often measured in ms. N network adapter - A chip that provides network capabilities. A computer may include a network adapter on its system board, or it may contain a PC Card with an adapter on it. A network adapter is also referred to as a NIC (network interface controller). NIC - See network adapter. notification area - The section of the Windows taskbar that contains icons for providing quick access to programs and computer functions, such as the clock, volume control, and print status. Also referred to as system tray. ns - nanosecond - A measure of time that equals one billionth of a second. NVRAM - nonvolatile random access memory - A type of memory that stores data when the computer is turned off or loses its external power source. NVRAM is used for maintaining computer configuration information such as date, time, and other System Setup options that you can set. O optical drive - A drive that uses optical technology to read or write data from CDs, DVDs, or DVD+RWs. Example of optical drives include CD drives, DVD drives, CD-RW drives, and CD-RW/DVD combo drives. P parallel connector - An I/O port often used to connect a parallel printer to your computer. Also referred to as an LPT port. partition - A physical storage area on a hard drive that is assigned to one or more logical storage areas known as logical drives. Each partition can contain multiple logical drives. PC Card - A removable I/O card adhering to the PCMCIA standard. Modems and network adapters are common types of PC Cards. PCI - peripheral component interconnect - PCI is a local bus that supports 32-and 64-bit data paths, providing a high-speed data path between the processor and devices such as video, drives, and networks. 282 Glossary