It helps us find an IP adress for a given name(eg. www.dev.to ) Domain Name - A readable address like www.example.com that people can easily remember IP Address - A numerical label (e.g., 93.184.216.34) It helps us so that rather than remebering a series of numbers, we can simply type in the name of the website we want and have it convert that into the IP address. DNS Hierarchy Root servers - top of the hierarchy Top-Level Domains (TLDs) - eg. .com, .to, .org, .net or country codes like .uk and .de Second-Level Domains - example in example.com or dev in dev.com Subdomains/Hostname - eg. www in www.example.com or accounts in accounts.google.com https://www.example.com/home.html . https - Scheme www - Subdomain example - Second-Level Domain .com - TLD home.html - Page Name . - Root DNS Resolution Process (Domain Translation) Step 1 - We type www.example.com into our browser. Step 2 - Our computer checks its local DNS cache (a small storage area) to see if it already knows the IP address.…