The Indian Police Service or IPS, is an All India Service for policing. It replaced the Indian Imperial Police in 1948, a year after India gained independence from Britain.
An air force, also known in some countries as an aerospace force or air army, is in the broadest sense, the national military branch that primarily conducts aerial warfare.
A navy or maritime force is the branch of a nation's armed forces principally designated for naval and amphibious warfare; namely, riverine,or ocean-borne combat operations and related functions
An army or ground force is a fighting force that fights primarily on land. In the broadest sense, it is the land-based military branch, service branch or armed service of a nation or state.
The NDA is the Joint Services academy of the Indian Armed Forces, the Army, the Navy and the Air Force train together before they go on to respective service academies for further pre-commissioning training.
Staff Selection Commission (SSC) is an organization under Government of India to recruit staff for various posts in the various Ministries and Departments of the Government of India and in Subordinate Offices.