Lightning Web Components (LWC) is a stack of modern lightweight frameworks built on the latest web standards. It is a DOM (Document Object Model), element created through reusable code and is used to generate a dynamic interface without using JavaScript or building a Library. Details: Day-5: Component Lifecycle & Composition We also have Certification vouchers, Salesforce swags and WIT,Kolkata swags for you all to win! Make sure that you register for all the parts/sessions.