Pace India interview questions

Interview was in June. There were 2 technical rounds and 1 HR. Basic technical questions. C, C++, Basic electronics, Operating system questions. Interview was not difficult. I got call after 2 months of clearing the interview

It was thru reference. I had 4 rounds of interview. 3 technical and 1 HR. Technical was bit tough with C, RTOS, System level, Audio, Video etc. They mainly asked bit manipulations in C and some hardware interfacing and all. Also asked to draw a previous product's block diagram and explain