Career Options In Defence After 12th in Indian Army, Navy, Air Force There are several career options available in the defence sector for students after completing their 12th standard. Some of these options are: 1. National Defence Academy (NDA): The NDA is a premier institution that trains candidates for the Indian Armed Forces. Bihar Board students who are interested in joining the defence forces can apply for the NDA after completing their 12th standard. The selection process includes a written exam followed by a physical fitness test and an interview. 2. Indian Military Academy (IMA): The IMA is a training