Tencent

Phone interview starting with introducing yourself followed by two code questions. The first coding question is very standard coding question and the second one is a little more related to Tencent's certain functionality

Three interviews, one technical, one group leader, one HR. Interview wasn't that bad. The technical interviewer asks about your previous projects and asks you to briefly explain them. The leader simply asked a few standard questions.

Some basic knowledge about C++, what's the difference between pointers: smart pointer and weak pointer how to implement some standard data structures. What is polymorphism, what is publisher-subscriber pattern, what is factory pattern..