JavaScript 12/12 Events and DOM for SSC PBA 2026 | onclick, getElementById with Examples Explained

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In this video, you will learn JavaScript Lecture 12 for SSC PBA 2026, focusing on Events and the DOM.
This lecture explains how JavaScript interacts with HTML elements using events and DOM methods.

You will understand how user actions like clicking a button or typing input can trigger JavaScript
functions, and how DOM methods such as getElementById() allow us to change web page content dynamically.

All examples are explained step by step with exam-oriented programs.

📌 Topics Covered:
• What is an event in JavaScript
• Common JavaScript events (onclick, onmouseover, onkeydown, onload)
• What is DOM (Document Object Model)
• Accessing HTML elements using getElementById()
• Changing HTML content using innerHTML
• Button click event using onclick
• DOM text change example
• Reading input values from forms using .value
• Creating interactive web pages
• Common mistakes in DOM programming
• PBA-style practice questions

🎯 Ideal for:
SSC PBA Students | JavaScript Beginners | Web Programming Learners | Exam Preparation

🔔 Subscribe for the complete JavaScript SSC PBA series (Lecture 01–12)

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