Capgemini Engineering Embbeded Software Engineer interview questions

Basically 4 rounds they took 3 technical and 1 HR round 1)Technical level 1 interview from Capgemini 2)Technical level 2 interview from Capgemini 3) client round from client side 4)In HR round explained about projects they are currently working on.

It was around 4 round 1 aptitude was about 3 hrs but needed to wait for atleast 15 days to get the technical interview mail from the Hr thts kinda frustrating but need to wait thts all 2 technical around 20 mins each 1 Hr around 15 mins