What is the primary purpose of responsive web design?

How does the img { max-width: 100%; } CSS rule help in responsive design?

A). Forces images to a fixed size

B). Ensures images are never larger than their container

C). Prevents images from being displayed

D). Sets a minimum width for all images

Which jQuery method is used to change the source of an image dynamically?

A). .attr()

B). .html()

C). .css()

D). .val()

Which CSS unit is commonly used in fluid grid layouts?

A). Pixels

B). Points

C). Percentages

D). Inches

What does the $('.menu-toggle').click(function() { $('.menu').slideToggle(); }); code do?

A). Hides the menu permanently

B). Toggles the visibility of the menu with a sliding effect

C). Fixes the menu position

D). Changes the menu color

How can you ensure that a layout adjusts to different screen sizes using CSS?

A). By setting fixed widths

B). By using relative units like percentages and media queries

C). By hiding elements

D). By using absolute positioning

What does the following CSS media query do: @media (orientation: portrait) { ... }?

A). Applies styles when the device is in landscape mode

B). Applies styles when the device is in portrait mode

C). Applies styles regardless of orientation

D). Applies styles only to desktop devices

How does a fluid grid layout help in responsive design?

A). Provides a fixed layout

B). Uses relative units like percentages to adapt to different screen sizes

C). Limits the content to a fixed width

D). Hides content on smaller screens

What is the benefit of using smooth scrolling in responsive design?

A). Enhances user experience by providing smoother transitions

B). Increases website load times

C). Prevents users from scrolling

D). Limits the amount of content visible at one time

Why is it important to adapt layouts based on device orientation?

A). To increase server load

B). To provide an optimal viewing experience in both portrait and landscape modes

C). To restrict content visibility

D). To increase website complexity

What is the purpose of using $(window).resize() in jQuery?

A). To detect when the window is resized and execute a function

B). To detect mouse clicks

C). To load new content

D). To change the CSS of an element