An Executive is the branch of government which has the responsibility of putting into effect a country's laws and the administering of its functions. The entire executive authority in the union is formally vested in the President.
The office of the President of India was established under the Article 52, Part V, of the Constitution.Dr. Rajendra Prasad was the first President of India.
The President is elected by the members of an electoral college consisting of the elected members of both the Houses (Lok Sabha and Rajya Sabha) of Parliament and the elected members of the Legislative Assemblies of States and the Union Territories of Delhi and Pondicherry.
President could be removed before the expiry of 5 years term through impeachment for violation of the Constitution.
President prorogues or terminates the sessions of both or any of the Houses of Parliament. No bill can be passed as a law without the assent and the signature of the President. After a bill is passed by both houses, it is sent to the President.
Constitution of India places the Contingency Fund of India at disposal of President.Article 72 gives the President power to grant pardon, reprieve or remission of punishment.
Under Article 123, the President can promulgate ordinances, when the Parliament is not in sessions. An ordinance promulgated by the President has the equivalent force and effect, as an Act of Parliament.
The Vice-President shall hold office for a term of five years from the date on which he/she enters upon his office. Vice –President is the Chairperson of the Rajya Sabha. He or she takes over the functions of the President in his absence.