What is difference between VIRUS and SPAM?

What is difference between VIRUS and SPAM?What is difference between VIRUS and SPAM?
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http://best-computer-antivirus.cnWhat is difference between VIRUS and SPAM?
Virus - Meant to cause harm to somebody else's computer, or send information back to the person who created it.



Stupid

Pointless

Annoying

MessagesWhat is difference between VIRUS and SPAM?
A virus can cause your computer to crash. All spam does is annoy you if you don't have a decent spam blocker on your computer.