What is j Query?
J Query is not a programming language but a well written JavaScript code. It is a JavaScript code, which do document traversing, event handling, Ajax interactions and Animations.
Why j Query is needed?
J Query is needed for the following list:
             Used to develop browser compatible web applications
             Improve the performance of an application
             Very fast and extensible
             UI related functions are written in minimal lines of codes
Whether j Query HTML work for both HTML and XML documents?
No, j Query HTML only works for HTML documents not for XML Documents.
What are the methods used to provide effects?
Some of the effects methods are:
             Show()
             Hide()
             Toggle()
             FadeIn() and
             FadeOut()
What is the advantage of using minimized version of  j Query?
Efficiency of web page increases when minimized version of j Query is used.min.js file will be more than 50% less than the normal js file. Reduction in the file size makes the web page faster.
Is j Query is a JavaScript or JSON library file?
J Query is a library of JavaScript file and it consists of DOM, event effects and the Ajax functions. J Query is said to be a single JavaScript file.
Which operating system is more compatible with j Query?
Mac, Windows and Linux are more compatible with the j Query.
How can we include j Query library in ASP.Net project?
Download the j Query library from jQuery.com and include that reference in the asp.net page.
Which command will give a version of j Query?
The command $.ui.version returns j Query UI version.
In what scenarios j Query can be used?
J Query can be used in following scenarios:
             Apply CSS static or dynamic
             Calling functions on events
             Manipulation purpose
             Mainly for Animation effects
What is the difference between find and children methods?
Find method is used to find all levels down the DOM tree but children find single level down the DOM tree.
How method can be called inside code behind using j Query?
$.ajax can be called and by declaring Web Method inside code behind using j Query.
Which is the fastest selector in j Query?
ID and Element are the fastest selectors in j Query.
What is the slowest selector in j Query?
Class selectors are the slowest selectors in j Query.
Where j Query code is getting executed?
J Query code is getting executed on a client browser.
What is the method used to define the specific character in place of $ sign?
‘NoConflict’ method is used to reference a j Query and save it in a variable. That variable can be used instead of Sign
What are the basic selectors in j Query?
Following are the basic selectors in j Query:
             Element ID
             CSS Name
             Tag Name
             DOM hierarchy
Can we call C# code behind using j Query?
Yes, we can call C# code from j Query as it supports .net application.
What is the use j Query.data method?
jQuery.data methods is used to associate the data with the DOM nodes and the objects. This data method makes the j Query code clear and concise.
What is the use of each function in j Query?
Each function is used to iterate each and every element of an object. It is used to loop DOM elements, arrays and the object properties.
What is the difference between size and length of j Query?
Size and length both returns the number of element in an object. But length is faster than the size because length is a property and size is a method.
Can we add more than one ‘document.ready’ function in a page?
Yes, we can add more than one document.ready function in a page. But, body.onload can be added once in a page.
What is the use of j Query load method?
J Query load method is a powerful AJAX method which is used to load the data from a server and assign the data into the element without loading the page.
Whether our own specific characters are used in place of $ in j Query?
Yes, We can use our own variable in place of $ by suing the method called no Conflict () method.
var sample = $.noConflict()
Where can we download J Query?
J Query javascript can be downloaded from j Query official website – www.jquery.com
What is the use of j Query filter?
The j Query filter is used to filter the certain values from the object list based on the criteria. Example is to filter certain products from the master list of products in a cart website
Which program is useful for testing j Query?
Q Unit is used to test j Query and it is very easy and efficient.
What is CDN?
CDN is abbreviated as Content Distribution network and it is said to be a group of companies in different location with network containing copies of data files to maximize bandwidth in accessing the data.
What are the two types of CDNs?
There are two types of CDNs:
             Microsoft – Load jQuery from Ajax CDN
             Google – Load jQuery from Google libraries API
Which sign is used as a shortcut for j Query?
Dollar ($) sign is used as a shortcut for j Query.
Is j Query is a client or server scripting?
J Query is a client scripting.
What is the script build up by j Query?
J Query is a Javascript file and it is single javascript file that contains common DOM, event effects and Ajax functions.
How can we debug j Query?
There are two ways to debug j Query:
Debugger keyword
             Add the debugger to the line from where we have to start debugging and then run Visual Studio in Debug mode with F5 function key.
             Insert a break point after attaching the process
What are all the ways to include j Query in a page?
Following are the ways to include j Query in a page:
             Local copy inside script tag
             Remote copy of jQuery.com
             Remote copy of Ajax API
             Local copy of script manager control
             Embedded script using client script object
What is the use of jQuery.ajax method ()?

jQuery.ajax method is used for asynchronous HTTP requests.
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