Which constraint ensures that no duplicate values exist

If the volume of a cube is 27cm³, then the diagonal of cube is

The basic teachings of which amongst the following sects/religions are contained in the maxim "Good Thoughts, Good Words and Good Deeds."

The acronym UFFCCC stands for 

A, B, C, D and E are standing in row. 'A' is between 'B' and 'D'. E is not at the starting of row. 'C' is just before D.

The headquarter of RBI is situated at-

As per the present provisions, the reservation of seats for SCs and STs in Parliament shall cease to have effect on the expiration of:

40% of an amount is Rs 55. 160% of the same amount will be 

The office of Chief Election Commissioner is held by