1.

Which one of the following allows client to update their DNS entry as their IP address change?(a) dynamic DNS(b) mail transfer agent(c) authoritative name server(d) none of the mentionedI got this question during an internship interview.This key question is from DNS in division Application Layer of Computer Network

Answer»

Right choice is (a) dynamic DNS

For EXPLANATION: Dynamic DNS or in short DDNS or DynDNS helps in automatically updating a NAME SERVER in the DNS. This does not require manual EDITING.



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