Firstly you will face technical aptitude which comprises of 15 questions out of which 11 questions are MCQ's mostly on sql,asp.net,code snippet.
Q 12-15 is based on programs which are compulsory and a sample code will be given using that you need to solve it, questions where based on finding gcd of 2 nos, printing 1,2,3,6,11...1000 and terminate , display the no and check whether the number and sum of the no is divisible by 3,a question on array for generating random nos.
The question papers has guidelines which says that avoid unnecessary using of Console.WriteLine,Console.ReadLine etc as it may lead to your rejection so attempt the questions wisely.
2nd round will be HR interview in which you will be asked questions based on asp basics and the Hr will also ask you to explain the logic you applied on the questions solved in the aptitude, so guys prepare properly on Asp.net,Sql.