how computer viruses work

People also ask

  • How does a virus work?

  • How does a virus work? The word 鈥渧irus鈥?is often used as a common term for all malicious programs, but technically a virus is a program or code that attaches itself to a legitimate, executable piece of software, and then reproduces itself when that program is run.

  • How does a computer virus attack the computer?

  • Some viruses attack the computer鈥檚 boot sector, the area on the hard drive that hosts the code for the start-up routine. Such a root code virus causes havoc because it runs itself every time you switch on the computer. Other viruses are hidden in emails, games or attached documents.

  • How do viruses reproduce?

  • Unlike a cell, a virus has no way to reproduce by itself. Instead, a biological virus must inject its DNA into a cell. The viral DNA then uses the cell’s existing machinery to reproduce itself.

  • How do I know if my computer has a virus?

  • Another sign that your computer may have a virus is if apps or programs on your computer start behaving strangely. If they start crashing for no apparent reason, your computer may have a virus. Finally, a virus may cause your computer to start overheating.

    Leave a Reply

    Your email address will not be published.