Which CSS unit is commonly used in fluid grid layouts?

How can touch events be handled in jQuery for responsive design?

A). By using .hover() method

B). By using .click() method

C). By using .swipe() method

D). By using .resize() method

What are CSS media queries used for?

A). Adding animations to elements

B). Applying styles based on the device characteristics

C). Creating image sliders

D). Defining CSS variables

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 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

What does the @media (max-width: 768px) CSS rule indicate?

A). Styles will be applied when the device width is exactly 768px

B). Styles will be applied when the device width is less than or equal to 768px

C). Styles will be applied when the device width is greater than 768px

D). Styles will be applied when the device height is 768px or more

Why is it important to use $(document).ready(function() { ... }); in jQuery?

A). To ensure the DOM is fully loaded before executing scripts

B). To increase script execution speed

C). To prevent scripts from running

D). To hide content until the user interacts with the page

How can jQuery be used to toggle a navigation menu on small screens?

A). By using .hide() and .show() methods

B). By using .toggleClass() method

C). By using .slideToggle() method

D). By using .fadeIn() method

How does display: none; help in responsive design?

A). It hides elements from the page completely

B). It makes elements visible only on small screens

C). It resizes elements

D). It changes the background color of elements

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 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