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- access slot
- opening in the back of the
computer to allow devices to connect to peripheral
cards
- acoustical modem
- a modem in which the
telephone handset is placed into the device, which
is connected to the computer.
- adapter card
- See expansion card
- ADSL
- a very fast data transfer method that uses normal phone lines to handle phone calls and data transfer at the same time. Download rates of 512 KBps up to 8MBps.
- add-on program
- requires another program to be of any use
- analog signal
- variations (modulations) in
a signal used to convey information
-
animation
- a sequence of images that are shown one after the other very quickly. The human eye and brain blend the images to produce the effect of motion.
- antivirus program
- a program which finds and
eliminates computer viruses
- application
- a computer program
- Arithmetic/Logic Unit (ALU)
- the part of the CPU that
executes the computer's commands by doing arithmetic
or the logical comparisons <(less than),>
(greater than), and =
(equal to).
- ASCII
- a code system for turning
letters, numbers and symbols into digital data. Used
for PCs.
- assembly language
- abbreviations for machine
language
- autoexec.bat
- a file that runs
automatically when the computer starts. It lists
programs that are to run now and lists the path.
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