144Chapter 6AppendixNetworkA group of computers and devices, such as printers and scanners,connected by a communications link. A network can be eithersmall or large and can be connected permanently through cablesor temporarily through telephone lines or wireless links. Thebiggest network is the Internet, a worldwide network.Network AdministratorA user who plans, configures and manages network operations.Sometimes, a network administrator is called a systemadministrator.Notification AreaThis refers to the right area of the Taskbar including program iconssuch as the volume control, the power options and the time.PartitionThis refers to the act or practice of dividing the storage space ofa hard disk drive into separate data areas known as partitions. If a100GB hard disk drive is partitioned into 2 x 50GB partitions, thehard disk drive can be used as if there are 2 hard disk drives.PCMCIA( Personal Computer Memory Card InternationalAssociation) cardThis is an extended card slot specification for mobile computerssuch as a notebook computer. Not only a memory, device but alsomost peripherals such as hard disk drives, LAN cards, etc. can beconnected to this card slot.ProtocolA protocol is a set of rules used by computers to communicate witheach other across a network. A protocol is a convention or standardthat controls or enables the connection, communication, anddata transfer between computing endpoints. It defines the datatransmission procedures and the transmission medium for moreefficient network functions.Quick LaunchThis refers to a toolbar that can be configured so that you canlaunch a program such as Internet Explorer or display the WindowsDesktop with one click. You can add any icon to the quick launcharea of the Taskbar and launch frequently used program by clickingthat icon.ServerIn general, a server refers to a computer that provides sharedresources for network users.Glossary