What is the best method to avoid being a victim of a newly discovered operating system exploit? a. Keep your operating system patched to the latest level. b. Review all system logs daily. c. Install a...

What is the best method to avoid being a victim of a newly discovered operating system exploit? a. Keep your operating system patched to the latest level. b. Review all system logs daily. c. Install a firewall between your system and the Internet. d. Enforce a strong password policy. What does antivirus software do? (Choose all that apply.) a. Stops all known viruses from infecting your system. b. Helps prevent new virus infections of known viruses. c. Helps prevent new virus infections of all viruses. d. Identifies many known viruses already on your system.