What is the best practice for handling frequent events like scroll or resize?
A). Use .off() to remove handlers
B). Use inline event handlers
C). Use debounce or throttle
D). Use .bind() 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
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
What is the advantage of using native JavaScript methods over jQuery methods?
A). Better readability
B). Better browser compatibility
C). Improved performance
D). Easier to use
What jQuery method is used for event delegation?
A). .on()
B). .off()
C). .click()
D). .bind()
How can you batch DOM changes to improve performance?
A). Use .addClass() and .removeClass()
B). Use document fragments
C). Use inline styles
D). Use .hide() and .show()
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
Which of the following methods improves performance by reducing the number of reflows?
A). .html()
B). .text()
C). .css()
D). .detach()
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
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