JQuery interview questions

This article is a collection of interview questions of JQuery. JQuery questions article include basic to advanced ones and have mixture of easy, medium, difficult levels. If you wish to explore in JQuery area then you can find answers and post those answers here so those will be helpful for all readers.

Description: In this article, I have added JQuery interview questions which I have faced during various companies interviews. It will be useful for candidates those who are looking for job change in JQuery area.
1) To debug JQuery, which line has to be added in the code?
2) How you find root and cause if JQuery application throws an error as object is undefined?
3) How to return json as resultset through jQuery?
4) What are roles of JQuery Selectors?
5) How to display treeview using JQuery?
6) What is slideToggle() effect?
7) Why to use JQuery if JavaScript is already available? (You have to give advantages of JQuery)
8) What is .siblings() method in jQuery?
9) Difference between prop and attr?
10) What is window.location do?
11) What is significance of # in JQuery?
12) How to implement intellisense in JQuery?
13) Have you used animations in JQuery?
14) How to deploy ajax based application using JQuery?
15) What is difference between .empty(), .remove() and .detach()?
16) Is it possible to delete cookies in jQuery? If yes then how?
17) Is it possible to read and write cookies in jQuery? If yes then how?
18) Write code for sorting array using jQuery.
19) How to implement resize()using jQuery?
20) What is mean by Extensibility in terms of jQuery?
21) How to implement anonymous functions in jquery?


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