After the completion of the first year, you can apply for internships for which you need to appear for an interview session alongside a written exam. It is usually based upon Aptitude and English, apart from subjects taught in NICMAR. During this time, you can practice for the final placements.

1. It is best if you practice the aptitude and reasoning section of RS Agarwal as it is one of the most preferable books.
2. Having a broad knowledge base in the core civil engineering topics is one of the most significant parts of the NICMAR syllabus. 
3. NICMAR interview processes include a group discussion which mandates good communication skills. Even if you are not perfect in communication skills, the institute will help you in improving the same.
4. Keep a good academic track record for a 100% reimbursement.

NICMAR also has a plethora of extracurricular activities to distract one from the flow. It is upon you to manage your time and execute your aim. It is suggested that you prepare thoroughly when you still can.