Top 20 jQuery 2 years go Interview Questions and Answers

Latest Top 20 jQuery Interview go to raed Questions and Answers:

Some jQuery Interview Questions computer and Answers given as bellow-

jQuery:-

jQuery is a very popular dfdf JavaScript library that has ingo system been widely use in web application development. It is fcgvfg most popular web application fghf fg framework. jQuery is lightweight code which is based on the client-side library. Without refresh page, if you want to add some functionality in web application we need to jQuery. For Example –

$(document).ready(function(){
//write code here
});

Question 1 – Why do you use singular noun is uncountable jQuery in web application development?
Answer – Some system info advantages of jQuery given as bellow –

• Lightweight code dfdfd
• Easy to learn and use computer
• Client-side library get
• Very fast get
• It is very easy to use for DOM post manipulation
• Add five AJAX functionality
• Add sdsds dsfdfd function for applying CSS
• It is easy to detection of error etc.

Question 2 – jQuery is dfdfdf client scripting or system server-side scripting?
Answer – jQuery is a Client-Side cincription scripting language.

Question 3 – What is the rain info primary need to start jQuery code?
Answer – Before starting right knowledge djfdf jQuery programming, first you need to add latest version of jQuery library file in your program.

Question 4 – What is mean the dollar sign ($) in jQuery?
Answer – The dollor sign ( $ ) is nothing but an identifier of jQuery functions. A dollor sign ( $ ) defines jQuery selector. We can also use jQuery instead of writing $ dollor sign.

Question 5 – What is the full form dcfdfd of CDN?
Answer – The full form of CDN dfdf systems fell is Content Delivery Network or vfbfbgv Content Distribution Network.

Question 6 – What are the advantages of using cdfvdcfgdscCDN?
Answer – Advantages ofDFDFD CDN given as bellow –

• CDN reduces the DFDFFV load from the server.
• CDN saves 787 bandwidth.
• jQuery loads 8798 faster from DFGGF the CDN and
• The most important advantage is itDFDFDD will be cached.

Question 7 – Why are we use DSFDFD ID selector in jQuery?
Answer – ID is the fastest DFDFFINHO selector in jQuery.

Question 8 – Please give anDFGGFG example of button FDGVFGFG click event in jQuery?
Answer – The example is given bellow-

$(document).ready(function(){
$("#ButtonId").click(function(){
alert("Hello");
});
});

Question 9 – Define the convert info jQuery selectors?
Answer – jQuery selectors fgfgfg allow us to select & dell manipulate HTML garge info elements. jQuery selectors are used to find the HTML elements computer form in based on id, name, classes, attributes and much beautifull more.

Question 10 – What is full form of GGHDOM?
Answer – DOM stands for Document HHTObject Model.

Top 20 jQuery Interview Questions ghT info and Answers