Backbone.js Developer Interview Questions

Backbone.js developers are skilled and experienced JavaSript developers responsible for developing web applications using Backbone.js, a JavaScript library with a RESTful JSON interface and is based on the Model–view–presenter application design paradigm.

Whether you're a job seeker preparing to be interviewed for the role of Backbone.js Developer or an employer preparing to interview candidates for Backbone.js Developer position, these Backbone.js Developer interview questions will help you prepare yourself for the job interview session.

Backbone.js Developer Interview Questions

Below are a list of some skill-based Backbone.js Developer interview questions.

1. What is Backbone.js?
2. Can you give me some examples of how Backbone.js can be used in real-world applications?
3. What was your role in the last Project related to Backbone.js?
4. Is it possible to use AngularJS and Backbone.js together in a single project? If yes, what would you recommend?
5. Do you think there are any downsides to using Backbone.js?
6. Have you done any Backbone.js Certification or Training?
7. Can you explain the difference between Backbone.js and other frontend frameworks like Ember or AngularJS?
8. What types of web applications do you think Backbone.js is best suited for?
9. What’s the advantages of using Backbone.js over jQuery?
10. How is Backbone.js related to RESTful APIs?
11. What are collections in the context of Backbone.js?
12. What’s the role of an event dispatcher in Backbone.js?
13. What kind of data binding techniques are supported by Backbone.js?
14. What is a router in the context of Backbone.js?
15. What are models in the context of Backbone.js?
16. What are views in the context of Backbone.js?
17. What are events in the context of Backbone.js?
18. What do you understand about templating systems in JavaScript?
19. Why should we use MVC as opposed to just writing one large application codebase?
20. What is the significance of “el” when creating Views in Backbone.js?
21. What are the three js files that are required to setup a working environment for Backbone.js?
22. What is Backbone.sync?
23. What is the function of toJSON?
24. In a Backbone View, what is the use of setElement?
25. Why would you want to bind event handlers using “listenTo()” instead of “on()”?
26. How do you sort a collection? When is it important to explicitly invoke “sort()” on a collection?
27. How can you watch for changes on a single attribute of a model?
28. What is the difference between the properties “id” and “cid” on a model object?
29. What is the function of parse in Backbone.js?
30. How much experience do you have in Backbone.js?

Backbone.js Developer Interview Questions and Answers

Every interview is different and the questions may vary. However, there are lots of general questions that get asked at every interview.

Below are some common questions you'd expect during Backbone.js Developer interviews. Click on each question to see how to answer them.

1. Do You Have Any Questions for Us?
2. What is Your Greatest Weakness?
3. Why Should We Hire You?
4. Tell Me About Yourself
5. Why Do You Want To Leave Your Current Job?
6. What is Your Salary Expectation?
7. Are You a Leader or a Follower?
8. What Is Your Greatest Accomplishment?
9. What is Your Greatest Strength?
10. Why Do You Want This Job?