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34 | Glossary
shortcut - An icon that provides quick access to frequently used
programs, files, folders, and drives. When you place a shortcut on your
Windows Start screen, the home screen of Windows 8 is made up of
‘Live Tiles’, and touch the tile, you can open its corresponding folder
or file without having to find it first. Shortcut tiles do not change the
location of files.
sleep mode - A power management mode that shuts down all
unnecessary computer operations to save energy.
V
V - volt - The measurement of electric potential or electromotive
force. One V appears across a resistance of one ohm when a current
of one ampere flows through that resistance.
VAC - voltage in alternating current - A mathematics of AC voltages,
as alternating currents are caused by alternating voltages.
VDC - voltage in direct current - A measurement in a DC system. The
current flows directly, in one direction in the circuit, and flows at a
specific, constant voltage.
W
W - watt - The measurement of electrical power. One W is 1 ampere
of current flowing at 1 volt.
wallpaper - The background pattern or picture on the Windows
desktop.
Wi-Fi - A technology as a synonym for WLAN (wireless local area
network) connects to the Internet when within range of a wireless
network.
WXGA - wide-aspect extended graphics array - A video standard for
video cards and controllers that supports resolutions up to 1280 x 800.