3-D mice are devices allowing multifaceted navigation using ultrasound technology and offering at least three degrees of freedom (dfs). They allow a user to work with both hands simultaneously and are typically used in three-dimensional applications, such as computer-aided design (CAD) and game consoles like the Wii. 3-D mice have several degrees...
One of the earliest examples of a computer network was a network of communicating computers that functioned as part of the U.S. military's Semi-Automatic Ground Environment (SAGE) radar system. In 1969, the University of California at Los Angeles, the Stanford Research Institute, the University of California at Santa Barbara and the University of Utah were connected as part of the Advanced Research Projects Agency Network (ARPANET) project. It is this network that evolved to become what we now call the Internet.
Networks are used to:
There are many types of networks, including:
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