Which of these commonly use UDP?
F) It must be pretty common if you don’t even call it by name
The answer: D) DNS
The DNS protocol commonly uses UDP (User Datagram Protocol) to perform the name resolution process.
Want to know more? Watch “Common TCP and UDP Ports.”
TCP and UDP are the primary transport protocols used in today’s modern networks. In this videos, you’ll get an operational overview of the TCP and UDP protocols, and you’ll learn the TCP and UDP ports that will be important to know for your CompTIA A+ exam.