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Appendix C: Glossary
IrDA (Infrared Data Association). An internaltional organization that
creates and promotes inter-operable, low cost, infrared data
interconnection standards that support a walk-up, point-to-point model.
The IrDA protocol is designed to support transmission of data between two
devices over short-range point-to-point infrared at speeds between
9.6Kbps and 4Mbps.
ISP (Internet Service Provider). A company that provides customer
access to the Internet and the World Wide Web for a fee. The ISP also
provides Internet utilities and services like e-mail, newsgroup, weather
reports, and a host of others. The user can connect to the ISP using a
modem installed in the computer and connected to a phone line.
LAN (Local Area Network). A network technology designed to connect
computers that are separated by a short distance. The local group of
linked computers are normally connected to a single server. See also
WAN (Wide Area Network)
Modem. A device that allows a computer to talk to another computer
through the phone system.
Network. An interconnected computer system linked by telephone wires,
or other means.
OS (Operating System). The software that controls the overall operation
of a computer system. The OS tasks include memory allocation, input and
output distribution, interrupt processing, job scheduling, and various other
duties.
PC100/PC133. This is an industry-standard designation for memory
capacity as a measure of the speed of the memory bus. New platform
requirements ensure that memory does not become a bottleneck to
system performance.
PCI Bus (Peripheral Component Interconnect Local Bus). PCI bus is a
specification that defines a 32-bit data bus interface. PCI is a standard
widely used by expansion card manufacturers.
PCI Bus Master. The PCI Bus Master can perform data transfer without
local CPU help and furthermore, the CPU can be treated as one of the Bus
Masters. PCI 2.1 supports concurrent PCI operation to allow the local CPU
and bus master to work simultaneously.