Data recovery glossary v

V ‐ Data Recovery Glossary
Value‐added Reseller (VAR) – Often referred to as a “Var” or “Reseller.” The
independent professionals who market computer components and systems. They
add value by performing upgrades, assembly, training and other services.
Video Adapter–An expansion chip or card set that is built into a motherboard and
provides the capability to display graphics and text on the monitor of a computer.
The physical connector for the monitor cable is included if the adapter is part of an
expansion card. The video connector will be on the motherboard as well if it is a
chipset on the motherboard.
Virus–A program written to cause damage or mischief to a system. Viruses can be
mild but most do serious damage including to files, registry and even hardware. They
are easy to propagate and hard to detect and difficult to remove. It can be copied
into a computer when a corrupted file is copied from a diskette or downloaded from
the internet by the user.
Viterbi Detection–An algorithm used in read channel technology that determines
the most likely sequence of data bits and detects an entire sequence of data bits by
comparing possible data bit sample with actual sequence of data bit samples to
accurately detect the data written to disk.
Voice Coil– An actuator motor; the force of the magnetic rotary voice coil produces a
movement of the head that is proportionate to the force exerted by the coil.
Volume–A division or portion of space on a physical disk that can independently
function.
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Data recovery glossary v

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Data recovery glossary v