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bug
A mistake in the design of computer
software or hardware. Because of their
complexity, many have minor bugs. As
soon as the manufacturer becomes aware
of the problem, modifications are made
to correct it.
bulletin board An electronic notice
board on the Internet where people can
post notices for others with similar
interests. Professional organisations and
clubs often have bulletin boards for
members to share information
and opinions.
byte Eight bits of data (eight individual
electronic on/off signals, strung together to
make a message that the computer can
interpret). Most information is organised
into bytes. One byte of data is usually
required to represent a single character that
you can see on the screen (a letter, number,
punctuation mark, or other symbol). For
example, the byte 01001000 represents the
capital letter H. See bit.
G
-2
LOSSARY
cable modem A modem that allows you
to access the Internet via your cable
television provider. Continuously
connected to the Internet, it allows
high-speed, high-capacity data transfer.
CD (compact disc) Media used in a
CD-ROM drive. The disc is a circular
piece of plastic that stores digital data on
one side, using laser technology.
CD-ROM A compact disc with read-only
data. You cannot erase or record
over the data.
CD-RW A compact disc with rewritable
data. You can write to the disc using a
rewritable or recordable CD drive.
chat An Internet feature that allows you to
exchange typed messages with another
person (or a group of people) in real time.
A message you type instantly displays on
the other person's computer.
click To push down and quickly release
either the left or right mouse button.
P
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