Hardware: A computer and the associated physical equipment directly involved in the performance of data-processing or communications functions.
Software: The programs, routines, and symbolic languages that control the functioning of the hardware and direct its operation.
LAN (Local Area Network): A system that links together electronic office equipment, such as computers and word processors, and forms a network within an office or building.
LAN Hardware: Hardware specifically designed to allow LAN networks to function.
LAN Software: Programs that govern the LAN and runs the hardware needed for the LAN to function.
Network Server: A computer system that server as a central repository of data and programs shared by users of a network.
Peer-to-Peer Network: A local area network in which there is no central controller and all the nodes have equal access to the resources of the network; A network of computers configured to allow certain files and folders to be shared with everyone or with selected users.
Nodes: destinations or intersection points which are part of a network.
Security software: Software that is connected to the Internet that protects the computer from viruses, identity theft, hacking and various other threats to the computer's security.
Security hardware: Hardware that works in conjunction with the software to protect the computer and any stored data.
Server: A computer that processes requests for HTML and other documents that are components of webpages.
HTML (HyperText Markup Language): A markup language used to structure text and multimedia documents and to set up hypertext links between documents, used extensively on the World Wide Web.
VPN (Virtual Private Network): A wide-area network whose links are provided by a common carrier although they appear to the users to behave like dedicated lines, and whose computers use a common cryptographic key to send messages from one computer in the network to another.
WiFi: The popular term for a high-frequency wireless local area network. The consumer-friendly name for the 802.11b engineering standard. It lets home and office users create wireless local networks, which connect two or more computers to each other and a faster Internet line. This way there is no more poking holes in walls or tripping over bulky Ethernet cables. The Wi-Fi technology is rapidly gaining acceptance as an alternative to a wired local area network (LAN).
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