World of Computer Networking Your CCNA start - Domain Name System (DNS) Registry versus Library

The video tutorial explains DNS name resolution by comparing it to a library system. It describes how a DNS client queries a DNS server for an IP address, similar to a librarian finding a book. The DNS resolver interacts with various name servers, akin to a librarian consulting different sections of a library. The tutorial emphasizes the importance of multiple name servers and introduces the concept of a hierarchical DNS registry.

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