CISSP Question of the Day – 7-29-2016

Getting You Prepped for the CISSP Exam ...One Question at a Time!

Today’s CISSP question topic: UDP-based Protocols/Services

Which of the following services/protocols are UDP-based? (Choose 6)

  1. HTTP
  2. RADIUS
  3. SMB
  4. SNMP
  5. IMAP4
  6. NTP
  7. TFTP
  8. DNS (Name Resolution)
  9. SMTP
  10. Secure LDAP
  11. BGP
  12. DHCP



Check Your Answer


  1. RADIUS
  2. SNMP
  3. NTP
  4. TFTP
  5. DNS (Name Resolution)
  6. DHCP

Supporting Links:
    1. http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml

Note: It is possible to run SNMP over TCP but it is most commonly done via UDP.
Note: In some circumstances DNS may use TCP but the overwhelming majority of DNS queries are made via UDP.



Co-workers, friends or colleagues studying for the CISSP exam, too? Share this question with them! Click an icon below to share to your preferred social media platform!
Posted in:
About the Author

Colin Weaver

Colin Weaver is co-owner and lead instructor at ITdojo, Inc., a network security and information assurance training center and consulting firm located in Virginia Beach, VA. His passion for technology, networks, and security has led him to become enthralled with the idea of IPv6 and its implementation. In this blog he will share with you glimpses of what he has learned and a hint at what you’ll learn in his classes.