Glossary
PCM
UCS 1000 R4.2 Administration 585-313-507
Issue 3 April 2000 671
PCM
pulse code modulation
PEC
price element code
peripheral (device)
Equipment such as printers or terminals that is in addition to the basic processor.
peripheral component interconnect
A newer, higher speed PC bus that is gradually displacing ISA for many components.
permanent process
A process that starts and initializes itself before it is needed by a caller.
phoneme
A single basic sound of a particular spoken language. For example, the English
language contains 40 phonemes that represent all basic sounds used with the
language. The English word “one” can be represented with three phonemes, “w” -
“uh” - “n.” Phonemes vary between languages because of guttural and nasal
inflections and syllable constructs.