Glossary
Glossary-20
SIMATIC Rack PC IL 40 SManual
A5E00200171-01
V
VGA
Video Graphics Array. Industrial standard graphics adapter for use with any
commonly used software.
Video Adapter
Also known as Video Controller, this electronic component generates the video
signal sent through a cable to a video display. The video adapter is usually located
on the computer’s main system board or on an expansion board, but it is
sometimes built into the terminal.
W
Warm Start
Restart of a computer in operate state without switching off the power supply (Ctrl
+ Alt + Del).
WAV
A file format in which Windows stores sounds as waveforms. Such files have the
extension .wav.
Windows
Windows is a multitasking graphical user interface environment that runs on
MS-DOS-based computers (Windows 3x and Windows for Workgroups), and as a
self-contained operating system for desktop computers (Windows 9x),
workstations, (Windows NT Workstation, Windows 2000 Professional ), and
network servers (Windows NT Server, Windows NT Enterprise Edition, Windows
2000 Server, and Windows 2000 Advanced Server). Windows provides a standard
graphical interface based on drop-down menus, windowed regions on the screen,
and a pointing device such as a mouse.
WWW
World Wide Web is the total set of interlinked hypertext documents residing on
HTTP servers all around the world. Documents on the World Wide Web, called
pages or Web pages, are written in HTML (Hypertext Markup Language), identified
by URLs (Uniform Resource Locators) that specify the particular machine and
pathname by which a file can be accessed, and transmitted from server to end
user under HTTP (Hypertext Transfer Protocol).
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