Hii..

Yes,you can give the JEE Main exam after 12th and JEE Advanced in case you qualify the JEE Main exam.

As per the new pattern,JEE Main is conducted twice a year,so you can fill the form accordingly.

All the best..!!

Yes u can give there is no such restrictions  

Just be focused and dedicated. 

Hello,

Yes, you can appear for IIT JEE one year after class 12. 

After 12th, if you take admission in programme in Basic Sciences namely Physics/Chemistry/Mathematics & Biology leading to B.Sc./B.S./B.Stat./B.Math./Int. M.Sc./Int. M.S. and secure a minimum of 60% (50% for SC/ST/PWD) marks in aggregate in MATHEMATICS and SCIENCE subjects (Physics/Chemistry/Biology)  in the XII Standard Board Examination, you can apply for KVPY in SB stream. Students of class 11 only can apply for SA stream.

Hello DeathlockH,

Yes, you can give ITT JEE a year later after you have passed 12th. You just need to have 10+2 passed education qualification and 75% aggregrate marks. For further details regarding this please refer to this link: https://engineering.careers360.com/articles/jee-advanced-eligibility-criteria