Tuesday, April 18, 2017

JQuery Interview Questions And Answers

1. What is jQuery?
Javascript is not a programming language but a well-written JavaScript code. This is a JavaScript code, document traversing, event handling, AJAX interaction, and animations.

2. What jQuery HTML works for HTML and XML documents?
No,jQuery facility only for HTML documents, not XML documents.
                                                                                                                                                                        
3. What is the advantage of using the smallest version of jQuery?
If using the smallest version of jQuery, increase the webpage's efficiency .min.js file will be 50% lower than the normal js file Reduces web pages in the form of files faster.
4. JQuery is a JavaScript or JSON library file?

JQuery is a library of JavaScript documentation and it consists of DOM, Event Effect, and Ajax Function. JQuery is considered to be a single JavaScript file.
5. Which operating system is extra friendly with jQuery?
Mac, Windows, and Linux are additional friendly with the jQuery.

6. How can we comprise jQuery library in the ASP.Net project?
Download the jQuery library from jQuery.com and comprise that reference in the asp.net page.

7. Which command will provide a version of jQuery?
The command $.ui.version proceeds jQuery UI version.

8. Why jQuery is required?
JQuery is needed for the following list:
Used to extend browser compatible web applications
Develop performance of an app
Very speedy and Extensible
UI functions are in print on the least line of code.

9. Under what circumstances can jQuery be used?

JQuery can be used in the following places:
Apply CSS Static or Dynamic
Calling event function
Purpose of manipulation
Mainly for the animation effect

10. What is the difference between find and children methods?
Find method is applied to find all levels down the DOM tree but children method is applied to find single level down the DOM tree.

11. What is the feature of jQuery, the web application has been used?
Using features like Sliding, File Uploading, and Accordion in jQuery web applications.

12. What are the methods used to make available effects?
Several of the effects methods are:
Show ()
Hide ()
Toggle ()
FadeIn() and
Fadeout ()

13. Whether our own specific characters are used in place of $ in jQuery?
Yes, we can use our possess variable in place of $ by using the method called no Conflict () method.
var sample = $.noConflict()

14. What are the four parameters used for jQuery Ajax method?
The four parameters are
URL – require specifying the URL to send the request
Type – Specifies the type of request (Get or Post)
Data – Specifies data to be sent to the server
Cache – Whether the browser should cache the requested page

15. What are the browser related problems for jQuery?
JQuery Plugin is a problem with browser compatibility and it requires a lot of time to fix it.

16. Whether we need to add jQuery files to both the master and content page?
JQuery files should be added to the master page and it can access directly to the content page without any reference

17. What is the basic selector on jQuery?
JQuery selector of the following is fundamental:
Element ID
CSS Name
Add name
DOM sequence

18. Can we call the C # code using jQuery?
Yes, we are able to call C # code from jQuery because it supports .net applications.

19. What does the jQuery?data method use?
The JQuery.data procedure is used to connect data with DOM nodes and objects. This data process makes the JavaScript code clean and minimal.

20. What is the use of each function in jQuery?
Each function is used to iterate each element of an object. It is used in the loop DOM element, arrays, and object properties.

21. What is the variation between size and length of jQuery?
Size and length both precedes the number of elements in an object. But length is faster than the size because the length is belongings and size is a technique.

22. Can we add more than one ‘document.ready’ functions in a page?
Yes, we are able to add more than one document.ready function in a page. But, body. onload can be added once in a page.

23. What is the use of jQuery load method?
jQuery load method is a dominant AJAX method.The Load () method loads data from the server and puts the returned data in the selected element.

24. What is jQuery connecting?
A 'jQuery connection' is a plugin used to connect or bind a function to another function. The connection is used to run the function from a function or plugin.

25. How to use connect?
The connection can be used by downloading the jQuery connection file from jQuery. com and then the file that contains the file in the HTML file. One function is to connect the other function to the $ function Use.



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