A computer virus is a malicious software program loaded onto a user s computer without the user s knowledge and performs malicious actions. Viruses can also replicate themselves.
A computer virus is a program or piece of code that is loaded onto your computer without your knowledge and runs against your wishes.
Virus meaning in computer. Computer virus definition meaning. A virus operates by inserting or attaching itself to a legitimate program or document that supports macros in order to execute its code. When this replication succeeds the affected areas are then said to be infected with a computer virus.
A computer virus is a type of computer program that when executed replicates itself by modifying other computer programs and inserting its own code. All computer viruses are man made. Computer viruses never occur naturally.
Computer viruses cause billions of dollars worth of economic damage each year. The term computer virus was first formally defined by fred cohen in 1983. Definition of computer virus.
In more technical terms a computer virus is a type of malicious code or program written to alter the way a computer operates and is designed to spread from one computer to another.
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