296 Glossary
the applications locally. This distributed network model is efficient since all processing
occurs at the local level. It is most commonly used by the WWW protocols.
Clip art: Collections of images made available for use by others (usually by purchase).
Clipping: A form of sound distortion that occurs when the amplitude of a sampled
sound exceeds the range of digital values available to encode it. The familiar “testing,
one, two, three” is carried out to make certain that sound amplitude falls within record-
able range.
Clock speed: Also called clock rate, clock speed is the time required for the microproces-
sor to perform a single instruction. Clock speed is measured in Mhz or Ghz.
Cluster: A logical unit of storage defined ...