Which two protocols operate at the highest layer of the TCP/IP protocol stack? (Choose two.)
Which two protocols operate at the highest layer of the TCP/IP protocol stack? (Choose two.)
- DNS
- Ethernet
- IP
- POP
- TCP
- UDP
Explanation: The application layer is the top layer of the TCP/IP protocol stack. Application layer protocols include HTTP, DNS, HTML, TFTP, POP, IMAP, FTP, and SMTP.
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