IGNOU BCSL 147 2026 - JavaScript Events and Validation a) Write a JavaScr

Question

JavaScript Events and Validation

a) Write a JavaScript program to change the color of text dynamically based on user interaction.

b) Design a JavaScript-based form validation script that checks for empty input fields and alerts the user.

14 Feb 2026

Answer :

Word Count : 176

JavaScript events allow web pages to respond to user interactions such as clicks or key presses, enabling dynamic behavior. A simple program can change text color when a user clicks a button. The event triggers a function that updates the style property of the text element, making the interface interactive and

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