Interview Q&A / Computer Networks
Computer Networks interview questions
What happens when you open a website, TCP vs UDP, DNS and HTTP.
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- What is the difference between a recursive and an iterative DNS query?
In a recursive query, the client asks a resolver to do all the work and return a final answer. In an iterative query, the server replies with its best referral and the asker follows it to the next server. Your device asks recursively; the resolver then asks iteratively.
IntermediateQuick answer1 min read