Javascript interview questions part 7
Javascript interview questions part 7
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Total Questions: 20
1. The method that can be used to create new properties and also to modify the attributes of existing properties is _________
Correct Answer is : Both Object.defineProperty() and Object.defineProperties()
2. The main purpose of JavaScript in web browser is to ___________
Correct Answer is : Creating animations and other visual effects
3. A JavaScript program can traverse and manipulate document content through __________
Correct Answer is : Both Element and Document Object
4. The behaviour of the document elements can be defined by __________
Correct Answer is : Registering appropriate event handlers
5. The service(s) that enables networking through scripted HTTP requests is __________
Correct Answer is : XMLHttpRequest
6. The HTML5 specification includes __________
Correct Answer is : All of the mentioned
7. Which of the following are not advanced services?
Correct Answer is : None of the mentioned
8. JavaScript code between a pair of “script” tags are called __________
Correct Answer is : Inline
9. Client-side JavaScript code is embedded within HTML documents in __________
Correct Answer is : A URL that uses the special javascript:protocol
10. What is the programming philosophy that argues that content and behaviour should as much as possible be kept separate?
Correct Answer is : Unobtrusive JavaScript
11. Which of the following communicates with server-side CGI scripts through HTML form submissions and can be written without the use of JavaScript?
Correct Answer is : Interactive Web Pages
12. The libraries that build a new higher-level API for client-side programming is ____________
Correct Answer is : Framework
13. Which of the following is not a framework?
Correct Answer is : JavaScript
14. Which of the following frameworks focuses on DOM and Ajax utilities?
Correct Answer is : Both jQuery and Prototype
15. What is the purpose of Dojo framework?
Correct Answer is : Advertises incredible depth
16. Which is the in-house library of Yahoo!?
Correct Answer is : YUI
17. What does Dojo and YUI have in common?
Correct Answer is : Facilitates DOM utilities and UI Widgets
18. What are the two incompatible versions of YUI?
Correct Answer is : YUI1 and YUI2
19. Which of the following framework was used by Google for Gmail?
Correct Answer is : Closure
20. Which of the following is a web application API framework?
Correct Answer is : GWT
