Heyy Megha....

Use below careers360 link to know about NIMCET exam paper pattern and syllabus and other details : 

https://it.careers360.com/articles/nimcet-exam-pattern

And for sample papers and last year's paper with solutions , visit below link : 

https://it.careers360.com/articles/nimcet-2016-sample-paper

Hello,

For your NIMCET preparation you can recommended for RS Aggarwal, Arihant Publication and objectives books by By J B Dixit, Ruchi Sharma, Ashish Mangal.

You should also refer to previous year papers to understand the exam pattern and to know the level of the exam.

To analyse your preparation level at regular interval of time you should solve as many as mock test series. You will also get to know your strength and weakness so that you can prepare accordingly.