lines Is. At the checkout a light pen or similar device shines light
across the pattern, the reflected light being translated into
electrical pulses for computer input.
# Magnetic ink
character readers
(MICRs), used in banking. Cheques
are identified by numbers printed with special magnetic ink,
which can be read by an MICR and converted in binary digital
form for computer input.
Question
2 How might the above developments in voice and image input assist
you,
as
camp leader, in the task of producing directions to get to the
camp site?
Storage devices
Because computer memory can hold only a Umited amoun
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