How can you create a promise in jQuery?
A). Using the .then() method
B). Using the .done() method
C). Using the .promise() method
D). Using the .fail() method
How can you delay the loading of images to improve performance?
A). Use the .load() method
B). Use a lazy load plugin
C). Use the .ready() method
D). Use inline styles
How can you optimize AJAX requests for better performance?
A). Use synchronous requests
B). Use POST method for all requests
C). Minimize data transferred
D). Avoid using AJAX
What is the fastest jQuery selector?
A). Class selector
B). ID selector
C). Tag selector
D). Attribute selector
What is the benefit of using the .when() method in jQuery?
A). To handle a single AJAX request
B). To handle multiple AJAX requests concurrently
C). To handle DOM manipulations
D). To handle event delegation
Which method detaches elements from the DOM in jQuery?
A). .remove()
B). .hide()
C). .detach()
D). .append()
Why should you use the latest version of jQuery?
A). To improve compatibility with older browsers
B). To access new features
C). To improve performance and fix bugs
D). To reduce file size
How does event delegation improve performance?
A). By using fewer event handlers
B). By using more event handlers
C). By attaching handlers directly to elements
D). By avoiding event handling
What is the purpose of caching jQuery selectors?
A). To reduce memory usage
B). To improve readability
C). To improve performance
D). To reduce code length
What is event delegation?
A). Binding events to each child element
B). Binding events to a parent element
C). Using inline event handlers
D). Using anonymous functions