The Indian Constitution

Look at the wordings of the two documents given below. The first column is from the 1990 Nepal
Constitution. The second column is from the more recent Constitution of Nepal.
1990 Constitution of Nepal 2015 Constitution of Nepal
Part 7: Executive Part 7: Federal Executive
Article 35: Executive Power: The executive Article 75: Executive Power: The executive power
power of the Kingdom of Nepal shall be of Nepal shall, pursuant to this Constitution and law,
vested in His Majesty and the Council of be vested in the Council of Ministers
Ministers.

What is the difference in who exercises ‘Executive Power’ in the above two Constitutions of Nepal?