Hi Manju,
here i am giving some of the basic QS interview questions only but they will ask with some scenarios
1)QV vs QS differences
2)Can QS having Trigeers? (NO)
3)Use of Master items/Master Dimensions/Expressions
4)which extensions you used in your project?
5)how you achieved Alternate states concept in QS
6) what is Story telling in QS?
7) Have you ever written Angular JS/Java script in QS?
8)How will you load the data into QS from a DB?(Lib connection)
etc...
