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
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
How does jQuery help in optimizing images for responsive design?
A). By resizing images on the server
B). By dynamically loading different images based on viewport size
C). By reducing image quality
D). By increasing image dimensions
What is a common use of jQuery in responsive web forms?
A). To restrict form submissions
B). To dynamically validate form fields based on viewport size
C). To increase form complexity
D). To reduce form functionality
How can jQuery complement CSS3 media queries in responsive design?
A). By replacing CSS3 entirely
B). By providing dynamic functionality and interactions
C). By increasing website load times
D). By limiting the use of media queries
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 does the following jQuery code do: $('a[href*='#']').on('click', function(event) { event.preventDefault(); $('html, body').animate({ scrollTop: $($.attr(this, 'href')).offset().top }, 500); });
A). Adds smooth scrolling to anchor links
B). Prevents all anchor links from working
C). Adds a delay to all anchor links
D). Disables smooth scrolling for anchor links
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
Which jQuery method is used to detect changes in the viewport size?
A). .change()
B). .resize()
C). .scroll()
D). .toggle()
What does the following jQuery code do: $('.carousel').on('swipeleft', function() { $(this).carousel('next'); });
A). Enables swipe gestures to navigate the carousel
B). Disables carousel functionality
C). Increases carousel speed
D). Decreases carousel visibility