Company Name : Mavenir Systems through elitmus I have attended Mavenir Systems on may 2014. But I didn't clear. I just want to share the Pattern about written test: THERE WAS THREE PARTS Only question from C ,C++ (library) debugging,pointers,structures,decimal to binary and other conversions,etc...you have 15-20 questions (some based on complexity analysis). Read the all basic concepts and memory allocation type and pattern type (star,number anything) . My interviewer was quite interesting, it was simple discussion between me and him. --> Tell me about your yourself? --> virtual functions?,2D alloc, volatile and transient difference, strncpy(),etc....