DEFINITION OF UNUSUAL TERMS (cont)
A digital circuit with one input and one output. The
output is the same as the input.
Two or more conductors running in parallel, used for
carrying information or voltages.
A group of adjacent bits formed for convenience in
transmitting and receiving data. Usually it takes more
than on byte to make a word.
The primary source of synchronizing signals in
In digital computers, the master frequency of periodic
pulses that are used to schedule the operation of the
The rate at which a word or characters of a word (bits)
are transferred from one internal computer element to
Clock rate is expressed in cycles.
An optical device that creates a beam made of parallel
rays of light used in testing and adjusting certain
The action which effectively creates a high overload on
the actuating part of the protective device. This
crowbar action may be triggered by a slight increase in
current or voltage.
A drying agent.
An IC memory chip whose stored data can be read at
The data can be erased and new data can be
stored, but only by a special system other than the one
in which the memory is used.
A bit stored in a certain place, which the system uses
as a reminder of something that has been done or
something that needs to be done.
A building-block having two stable states that stores
one bit by means of two gates cross-coupled as a
latch, with the output of each forming an input to the