MEAN STACK DEVELOPMENT--(Unit-1)
1. Explain the purpose of DNS. DNS, or Domain Name System, serves as a fundamental infrastructure component of the internet, providing a way to map human-readable domain names to numerical IP addresses. The primary purpose of DNS is to facilitate the translation of easily memorable domain names (like www.example.com ) into the numerical IP addresses (such as 192.168.1.1) that computers use to identify each other on a network. Here are the key purposes and functions of DNS: Human-Readable Naming: DNS enables users to access websites and services using user-friendly domain names instead of having to remember and use numerical IP addresses. This makes it much easier for people to navigate the internet. Address Resolution: DNS acts as a distributed database that maintains a mapping between domain names and IP addresses. When a user enters a domain name in a web browser, the DNS system is queried to find the corresponding IP address. Load Distribution: DNS can be used for load balancing by ...