The Constitution vests the executive authority of the Union in the President of India. He exercises the power directly or through officers subordinate to him.
The Indian Constitution lays down the procedure for electing the President. People participating in this election are members of an electoral college comprising of the elected members of the two Houses of the Parliament.
The Constitution also provides that the election of the President is made by secret ballot and based on the system of proportional representation by means of a single transferable vote.
The powers of the President include
Executive Power
Military Power
Diplomatic Power
Legislative Power
Financial Power
Judicial Power
Emergency Power
The Constitution also provides for a Vice-President.
The Indian Constitution has adopted the parliamentary system of government in which the executive is responsible to an assembly or parliament which is constituted by an election. The Parliament of the Union consists of the President and two Houses known as the Council of States and the House of the People.
The Constitution provides in details the composition and function of the both Houses of the Parliament and also of the various Parliamentary Standing and ad-hoc Committees.