Overview
The Domain Name System (DNS) is like the phonebook of the internet. It translates user-friendly domain names, like www.example.com, into IP addresses that computers use to identify each other. Understanding DNS is essential for anyone working in IT and networking, as it plays a critical role in how we access websites and services online.
📚 Key Learning Objectives
- ✓ Explain what DNS is and its purpose.
- ✓ Identify the components of the DNS system.
- ✓ Describe how DNS resolves domain names to IP addresses.
- ✓ Demonstrate how to use basic DNS tools.
- ✓ Analyze common DNS issues and their solutions.
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