Depends on the problem - it is ok for birds view oversight. If I want you to design a backend for an app - drawing the blocks, connections and the major interac

Depends on the problem - it is ok for birds view oversight. If I want you to design a backend for an app - drawing the blocks, connections and the major interactions is ok. But expecting someone to write compilable code on a whiteboard says more about the interviewer and not the interviewee.