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44 Glossary
R
resolution - The sharpness and clarity of an image produced by a
printer or displayed on a monitor. The higher the resolution, the
sharper the image.
S
Service Tag - A bar code label on your tablet that identifies your tablet
when you call Dell for customer service or technical support.
Skype - A proprietary voice-over-Internet Protocol (VoIP) service and
software application allows user to communicate with peers by voice,
voice, and instant messaging over the Internet. Calls to other users
within the Skype service are free of charge, while calls to landline
telephones and mobile phones are charged via a debit-based user
account system.
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.