- enable the transmission of data over public or private networks
- a communications, data exchange, and resource-sharing system created by linking two or more computers and establishing standards, or protocols, so that they can work together
LAN (Local area network)
A ______ is designed to connect a group of computers in close proximity to each other such as in an office building, a school, or a home.
files, printers, games, or other applications.
A LAN is useful for sharing resources like _________________
Internet or wide area networks.
A LAN in turn often connects to other LANs, and to the ____or ________.
MAN (Metropolitan area network)
a large computer network usually spanning a city
WAN (Wide area network)
A _____spans a large geographic area, such as a state, province, or country.
_____ often connect multiple smaller networks, such as local area networks (LANs) or metropolitan area networks (MANs).
what is the worlds most popular WAN?
In general, ______ are rules or standards permitting different applications to share data and services. (For example, HTTP is a networking protocol used for accessing the WWW.)
Most corporate security goes far beyond passwords such as using a "_______," a computer that sits between an internal network and the Internet.
The _____ allows access to internal data from specified incoming sites - but tries to detect unauthorized access attempts and prevent them from occurring.