Which jQuery method can be used to animate smooth scrolling for anchor links?
A). .fadeIn()
B). .slideUp()
C). .animate()
D). .hide()
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
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
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
What does the following jQuery code do: $(window).resize(function() { if($(window).width() < 768) { $('.menu').hide(); } else { $('.menu').show(); } });
A). Hides the menu for larger screens
B). Shows the menu for smaller screens
C). Hides the menu for screens smaller than 768px and shows it for larger screens
D). Shows the menu for screens smaller than 768px and hides it for larger screens
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 make forms more responsive?
A). By disabling form fields
B). By dynamically validating fields and providing feedback based on viewport size
C). By increasing the number of form fields
D). By reducing form accessibility
Why is it important to handle viewport orientation changes in responsive design?
A). To increase website loading times
B). To adapt the layout and functionality to different orientations
C). To restrict access to landscape mode
D). To decrease user engagement
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
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