Which jQuery method is used to detect changes in the viewport size?
A). .change()
B). .resize()
C). .scroll()
D). .toggle()
Why should images be optimized for different devices in responsive web design?
A). To improve loading times and performance
B). To decrease image quality
C). To increase server load
D). To restrict image visibility
What does the following jQuery code achieve: $('img').each(function() { var src = $(this).attr('src'); if($(window).width() < 768) { $(this).attr('src', src.replace('large', 'small')); } });
A). Increases image sizes for smaller screens
B). Replaces image sources with smaller versions for screens smaller than 768px
C). Removes all images from the page
D). Changes image sources randomly
How can jQuery be used to handle touch events on mobile devices?
A). By using .on('swipeleft') and .on('swiperight')
B). By using .click() and .hover()
C). By using .resize() and .load()
D). By using .submit() and .change()
Which jQuery method can be used to animate smooth scrolling for anchor links?
A). .fadeIn()
B). .slideUp()
C). .animate()
D). .hide()
What is the primary goal of responsive web design?
A). To reduce server load
B). To adapt to different screen sizes and devices
C). To increase website loading speed
D). To restrict website access to certain devices
Which jQuery event is useful for creating swipe gestures on touch devices?
A). .click()
B). .hover()
C). .swipe()
D). .keypress()
Why is it important to handle touch events in responsive web design?
A). To increase server load
B). To enhance user experience on touch devices
C). To restrict access to desktop users
D). To decrease website loading speed
How can jQuery be used to load different image sizes based on the viewport?
A). By using .append()
B). By using .load()
C). By dynamically changing the image src attribute based on viewport size
D). By using .resize() to stretch images
What is the benefit of using jQuery for smooth scrolling in responsive design?
A). It enhances user experience by providing smoother transitions
B). It increases website load times
C). It restricts scrolling functionality
D). It decreases user engagement