What is React? React is a JavaScript library used to build user interfaces (UI). It helps developers create websites and web applications easily by dividing the UI into small reusable components. React is mainly used for: Creating single-page applications Building fast and interactive websites Managing dynamic content efficiently Example: Instead of reloading the entire webpage, React updates only the part that changes. This makes websites faster and smoother. Who Created React? React was created by Jordan Walke, a software engineer at Meta React was first used inside Facebook in 2011 and later released to the public in 2013 as an open-source library. Why Was React Created? Before React, building large and dynamic websites was difficult because updating the user interface repeatedly made applications slow and hard to manage.…