Which of the following types of applications would use UDP? (Choose three.)
- Telnet
- VoIP
- FTP
- HTTP
- DHCP
- TFTP
Explanation: Applications that are simple request and reply transactions, those sensitive to delay, and those that are unidirectional in nature make use of UDP. Applications requiring reliable delivery and that can tolerate delay associated with protocol overhead make use of TCP. In this question, Telnet, FTP, and HTTP use TCP, and VoIP, DHCP, and TFTP use UDP.
Related exam: CCNA 1 ITNv6 Chapter 7: Check Your Understanding
