"The Indian Army is a branch of the Indian Armed Forces that is responsible for training people to fight on land. There are numerous ways to get commissioned in the Indian Army. A candidate can join after passing the 12th class or after graduation. There are numerous officer ranks in the army under their authority.
There are two types of commissions in the Indian Army, permanent and short service. A permanent commission involves service in the armed forces until retirement. Candidates can apply for permanent commission through entries like the..."
https://www.cheggindia.com/career-guidance/indian-army-ranks-and-insignia/