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What is antivirus software?
software to detect, locate and remove a virus that can infect a computer system
How does antivirus software work?
by scanning files stored and data entering, then comparing these to a known database of viruses
What can antivirus software scan?
all storage devices connected to a computer e.g internal hard drive, USB sticks
What is a virus?
a program that can attach itself to a file and then spread to other files
What is a virus used for?
to intentionally damage a computer system, prevent it from booting up or slow down its performance
DPI
dots per inch
VLE
Virtual learning environment
Note 
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