Firewall refers to -----?

A ) A system in which multiple computers are connected to one another

B ) A system that scans and remove viruses from a computer

C ) A system that prevents unauthorised Access to a private network ✅

D ) A system that allows users to make secure online money transfer

Related Questions
  1. What is the primary purpose of ransomware?
  2. Which of the following viruses replicates itself without needing a host file?
  3. To protect a computer from viruses what should you install in your computer?
  4. A computer can not affect which of the following?
  5. A computer virus is ------:
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