Last Updated on January 9, 2019 by InfraExam

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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