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.
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.