Web Development : What is jQuery ? HD

links of my previous videos Frontend technologies :- https://youtu.be/WTWdMN_rHfM Bootstrap :- https://youtu.be/SQA7bwlQInI Q1 .) Jquery : what is jQuery ? Ans 1 .) jQuery is javaScript library , library means huge javascript file which contains functions , methods and this library (jQuery) is used for DOM(Document Object Model) manipulation . In order to use javaScript in our webpages we use DOM manipulation . Q2.) Why People use jQuery ? Ans 2.) People use jQuery because it contains predefined functions and methods which is good for rapid development . Q3.) Should you learn jQuery ? Ans 3.) Yes because it is easy but powerful . Q4.) Should you learn jquery and skip javascript ? Ans 4.) NO NO NO , you should learn javascript first . Q5.) Why javascript is important ? Ans 5 . ) Because javascript is everywhere in web development . For example in frontend there are js based technologies like React , angular , vue.js In backend there are js based technologies like Node(runtime environment), express , ejs etc etc .