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- Computer viruses are a type of malware.
- It is actually a type of computer programme.
- When this programme is executed, it replicates itself by modifying other computer programmes and inserting its own code into those programmes.
- If this replication is successful, this code will infect other programmes.
- Some of the computer viruses are Trojan horses, ransomware, and adware.
- Computer Virus can destroy data and slow down the system.
- A computer virus can enter our system without our knowledge.
- To protect your computer from the attack of a virus, you can install anti-virus software on your computer system.
- This anti-virus software consists of programmes that can detect harmful software in your system.
- Some of the antivirus software companies are Norton, AVAST, McAfee, etc.
