What is a DNS lookup operation?

IT Questions BankCategory: CCNAWhat is a DNS lookup operation?

What is a DNS lookup operation?

  • A. DNS server pings the destination to verify that it is available
  • B. serves requests over destination port 53
  • C. DNS server forwards the client to an alternate IP address when the primary IP is down
  • D. responds to a request for IP address to domain name resolution to the DNS server

Answer: D

Exam with this question: 200-301 Dumps

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