Which of the following Article of Indian Constitution mentions the 'Doctrine of Pleasure'?

Which one of the following Articles of the Constitution vests the executive power of the Union in the President?

According to the Constitution of India, which one of the following statements is not correct?

Under which Article of the Indian Constitution can the President be impeached?

Which one of the following is not Constitutional Prerogative of the President of India?

Which Article of the Indian Constitution empowers the President to consult the Supreme Court?