Exam

If you are talking about engineering then yes, you can give JEE exam. If you want admission you have to give at least an exam. For example: NITs need JEE Mains and IITs need JEE Advanced.

For getting a call you must get 99 percentile.

The cutoff required is provided in the link below.
Also, refer the following link to get a clear understanding of the admission process and selection criteria-
https://www.iimshillong.ac.in/docs/pgpadmission-process-2017_19-batch.pdf

If you are referring to IIM Shillong, the percentile required depends on your overall profile such as gender, stream pursued in undergraduate, and marks obtained in class X and XII. You can refer the following link for a better understanding of the selection criteria and process for IIM Shillong in

Last week of April 2018.

Hello Kapil!
You can appear for GATE Exam only during your last semester or after that.
And it also depends on your knowledge and hard work.
But it will be ideal to take coaching during the 3rd year or final year as you may get the deep knowledge of your branch only in the 3rd or final year.

JEE Mains cut-off trends:
2017-81 marks
2016-100 marks
2015-105 marks
2014-115 marks
2013-113 marks
Anything above this you should qualify for counselling in govt. engineering colleges. As competition is fierce, you should secure high marks to qualify for the merit list of the top NITs.
Here are the most i

Yes, you can apply for JBIMS through ATMA scores if the admission process is conducted by DTE. The cut-off for the same is usually around 99.99 %ile.