NationalTechnologyDay observed every year on? – 11..

UPSC Practice recommends #NationalTechnologyDay observed every year on?
– #11thMay

On this day in 1998, India conducted an nuclear test is__?
– #Pokhran2

The 1st nuclear test conducts on 18-5-1974 at__?
– #Pokhran

The 1st nuclear test named as?
– #SmilingBudha

The 2nd one named as?
– #OperationShakti

Courtesy: Twitter