Describe network protocols : Using Domain Name Servers

The video tutorial explains the Domain Name System (DNS), its purpose, and how it helps translate human-friendly domain names into IP addresses. It covers the history of DNS, its evolution from a central server to a distributed system, and the hierarchical structure of domain names. The tutorial also demonstrates how to query DNS in Java, highlighting the simplicity of using the API to retrieve IP addresses from domain names.

What is the primary purpose of domain name servers?

Why do humans find it difficult to remember IP addresses?

What are the implications of having a central domain name server?

Explain the hierarchical structure of domain names.

How does the distributed nature of domain name servers enhance efficiency?

Describe how querying an IP address for a domain name works in Java.

What happens if an invalid domain name is queried?