To get admission in NITs in MCA program, you will have to crack NIMCET exam as this is the basic eligibility criteria to get seat there. Also, candidates qualified with B.Sc./B.Sc.(Hons.)/BCA/BIT under 10+2+3 pattern with Mathematics/Statistics as a subject or equivalent are eligible to apply for the same.

And for

There is no prescribed syllabus so it is advisable to revise what you have studied in your graduation and apart from that you can go for sample and previous year papers as these would be helping you to know the difficulty level along with the paper pattern as well.

Good

The admission and eligibility criteria vary college and university wise as the generic criteria to be eligible for applying for BCA course you must have completed your Higher Secondary (+2) Examination or equivalent(diploma degree), with minimum 50% marks in total and also having Mathematics as subject in the qualifying examination

B.Tech CSE/ IT and BCA are probably the two most popular courses amongst IT aspirants. Information Technology being one of the high paying sectors in the world, every computer science student wants to work in this sector after pursuing either one of the above courses. B.Tech CSE/ IT and BCA

Hello Akash! If you are not able to find a pdf or an e-book of the same, I would recommend you to buy a book from amazon or any local store in your area which deals with BCA entrance exam preparation. Hope this helps.

Dear Manthan K,

It is possible to take Staff Selection Commission Examination (SSC) more than one time. As SSC Exams are conducted for diverse fields, you can check the Eligibility Criteria for the exam in which you are applying for. 

You can get more details from SSC website.

http://ssc.nic.in/

http://ssconline2.gov.in/SSC.html