FBISE, NCP & NBF-aligned resources for Classes 9–12
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Computer Chapter 3 : Topic 2.6
JavaScript in Websites
1 / 11
A webpage changes its text content when a user clicks a button without reloading the page. Which technology enables this behavior?
Reasoning: JavaScript allows dynamic modification of webpage content in real time.
2 / 11
Which feature of JavaScript allows it to change the content of a webpage after it has been loaded?
Reasoning: JavaScript uses DOM manipulation to modify HTML elements dynamically.
3 / 11
A student writes a script that changes the background color of a webpage when a button is clicked. What is being demonstrated?
Reasoning: JavaScript enables interactive changes such as modifying styles dynamically.
4 / 11
Which part of a webpage does JavaScript mainly interact with to modify content?
Reasoning: JavaScript modifies webpages by interacting with the DOM structure.
5 / 11
A webpage displays an alert message when a form is submitted incorrectly. Which technology is responsible?
Reasoning: JavaScript is used for form validation and alert messages.
6 / 11
Which of the following best describes JavaScript’s role in web modification?
Reasoning: JavaScript enables dynamic updates and interactive behavior.
7 / 11
A developer uses JavaScript to hide and show elements on a webpage when a menu button is clicked. What is this an example of?
Reasoning: Showing and hiding elements is done by modifying the DOM.
8 / 11
Which JavaScript capability allows a webpage to update without refreshing the entire page?
Reasoning: AJAX allows partial updates without reloading the page.
9 / 11
What happens when JavaScript modifies an HTML element on a webpage?
Reasoning: JavaScript updates the DOM, changing the webpage dynamically.
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A student uses JavaScript to change the text inside a paragraph when a user clicks a button. Which process is involved?
Reasoning: JavaScript changes HTML content using DOM manipulation.
11 / 11
Which statement best describes how JavaScript modifies a website?
Reasoning: JavaScript dynamically interacts with the DOM to modify webpage content, style, and behavior.
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