Cisco 200-125 Exam

Which two statements about DNS lookup operations are true? (Choose two.)

  • A. When the primary IP address of the destination is down, the DNS server can forward the client to an alternate IP address.
  • B. The client sends a request for IP address to domain name resolution to the DNS server.
  • C. The DNS server pings the destination to verify that is available.
  • D. They use destination port 53.
  • E. The client sends a request for domain name to IP address resolution to the DNS server.
Answer: Option D. E.
Explanation: 

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