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      Question

      What is the purpose of a firewall in a computer

      system?
      A Block spam emails Correct Answer Incorrect Answer
      B Block unauthorized access Correct Answer Incorrect Answer
      C Speed up network traffic Correct Answer Incorrect Answer
      D Increase memory capacity Correct Answer Incorrect Answer
      E Control user permissions Correct Answer Incorrect Answer

      Solution

      Firewalls are used to block unauthorized access to your system from external networks, enhancing security.

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