Explanation:

- Article 123: This article gives the President of India the power to promulgate ordinances when Parliament is not in session. These ordinances have the same force as laws passed by Parliament, but must be approved by Parliament within six weeks of reassembling.

- Article 77: Relates to the conduct of business of the Government of India, specifying how the executive powers should be exercised by the President.

- Article 143: This article allows the President to seek the opinion of the Supreme Court on questions of law or fact of public importance.

- Article 111: Deals with the President’s assent to bills, allowing the President to approve or reject bills passed by Parliament or send them back for reconsideration.