Practice Quiz

CompTIA Server+ - Question List

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106. Which of the following authentication methods sends an encrypted challenge to the client and then sends it back to the server?
  1. Kerberos
  2. PAP
  3. CHAP
  4. DAC
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107. David is concerned about the security of his organization’s web server. He wants to find and block all open, vulnerable ports on his web server. Which of the following tools should he use to find all open ports on the network?
  1. Firewall
  2. Performance monitor
  3. Network scanner
  4. Protocol analyzer
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108. You have a permanent connection to the internet. Your local network includes a web server and an SMTP server. You are concerned about hacking, so you set up port filtering on your network. Your local SMTP server has stopped sending or receiving messages through the internet, but your users can still access local and internet sites. What could be the possible cause?
  1. Your DHCP server is down.
  2. Your web server is filtering mail requests.
  3. Your router is blocking port 25.
  4. Your router is blocking port 110.
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