Interview questions

Jquery interview questions – page 2

152 questions. Tap “Show answer” to check yourself.

  1. Does events are also copied when you clone any element in jQuery?

  2. ​ What is difference between prop and attr?

  3. Explain .bind() vs .live() vs .delegate() vs .on()

  4. What is the difference between eq() and get() methods in jQuery?

  5. How do you implement animation functionality?

  6. How to disable jQuery animation?

  7. How do you stop the currently-running animation?

  8. What is the difference between .empty(), .remove() and .detach() methods in jQuery?

  9. What is the difference between $('div') and $('

  10. How do you check if an element exists or not in jQuery?

  11. What is the difference between jquery.size() and jquery.length?

  12. How do you check if an element is empty?

  13. What are the slow selectors in jQuery?

  14. How jQuery selectors are executed?

  15. Which is fast document.getElementByID('txtName') or $('#txtName').?

  16. Difference between $(this) and 'this' in jQuery?

  17. What does $("div") will select?

  18. How to select element having a particular class (".selected")?

  19. What does $("div.parent") will select?

  20. How do you select element by ID in jQuery?

  21. Which are the popular jQuery CDN? and what is the advantage of using CDN?

  22. How to load jQuery from CDN?

  23. How to load jQuery locally when CDN fails?

  24. What are selectors in jQuery and how many types of selectors are there?

  25. What is the difference between .js and .min.js?

  26. Why there are two different version of jQuery library?

  27. Is it possible to use other client side libraries like MooTools, Prototype along with jQuery?

  28. What is the basic need to start with jQuery?

  29. Which is the starting point of code execution in jQuery?

  30. What does dollar sign ($) means in jQuery?

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