how to apply jee and it's qualification and post

Hello,

JEE main will be conducted twice a year.One is in the month of January and second session in the month of April.The application process for January session is closed so you can apply for April session.The application process will start from 7th February, 2020 and the last date to fill the application form is 7th March, 2020.The exam will be conducted from 3rd April, 2020 to 9th April, 2020. JEE main  will release the online application form, once the application process begins you can visit the official website and register and fill in your details.
Link to the official website is given below
https://jeemain.nta.nic.in/webinfo/public/home.aspx

And to be eligible to apply for this a candidate must have passed 10+2 or it's equivalent from a recognised board or university.
To be eligible to get admission in IITs/NITs/GFTIs a candidate must have passed 10+2 with Mathematics, Physics, Chemistry/Biology/Biotechnology. Candidates belonging to general category must have passed with atleast 75% in qualifying exam and candidates belonging to SC/ST must have passed with atleast 65% in qualifying exam.

If you have qualified in JEE main you are eligible to appear for JEE advanced.It is an entrance exam conducted for admission in various Undergraduate Engineering course in IITs/NITs/GFTIs and other private Institutes.
For other related information check the link below
https://engineering.careers360.com/exams/jee-main