as i upload undertaking form first due to non availability of obc ncl certificate......but as i made obc ncl certificate of 2021 jee mains ,then how to upload it on portal??

Hello Aspirant,

As you have mentioned that you have uploaded the self undertaking for JEE-Main 2021 application form so now there is no need to upload your caste certificate at this point of time but yes the certificate will be demanded at the time of admission so on that time you have to produce it wherever required.

For complete details about JEE-Main 2021 Application form kindly check out the link given below :-

https://engineering.careers360.com/articles/how-to-fill-jee-main-application-form

Some insights of JEE-Main 2021 :-

> To qualify for JEE Mains, there is no minimum aggregate percentage criteria but yes if you want to take admission into NITs, IIITs or CFTIs then you should score a minimum aggregate of 75% in your class 12th if you belongs to General/Unreserved category and 65% if you belongs to any of the reserved category.

> Also from this year according to New Education Policy the JEE-Main examination will be conducted in English, Hindi and other regional languages such as Bengali, Gujarati, Assamese, Kannada, Marathi, Punjabi, Tamil, Telugu, Urdu, Odia and Malayalam.

> In JEE-Main 2021 there will be total 90 question out of which you have to attempt only 75 (25 from each section) and there will be two sections for each subject, Section-A will be of Multiple-Choice Questions (MCQs)(20 compulsory questions) and Section-B will contain Questions whose answers are to be filled in as a numerical value (10 numerical based questions out of which only 5 are compulsory to be attempted).

> In Section B, candidates have to attempt any five questions out of 10. There will be no negative marking for Section B.

> All question will be of 4 marks and in MCQs there will be negative marking of (-1) on incorrect attempt.

This year JEE-Main is being conducted with slight changes in it's pattern and it's conduction and you can check out all the changes from the link given below :-

https://engineering.careers360.com/exams/jee-main

I hope this information helps you.

Good Luck!!