DNS
Domain Name System translating human-readable domain names to IP addresses enabling web access. DNS provides directory service for internet.
Real World
When you type 'google.com' into a browser, DNS servers translate that name to an IP address like 142.250.187.46 — Cloudflare's 1.1.1.1 and Google's 8.8.8.8 are popular public DNS resolvers used by millions daily.
Exam Focus
Describe the full recursive resolution sequence — browser cache, local DNS, root, TLD, authoritative — to gain full marks.
How well did you know this?