Interview was totally based on your C programming skill. Company works on network security and offers job in 3 titles: 1.C programming 2.Network 3.Technical Writing I have chosen C programming, Interviewer only want to know how's your programming abilities: Some of the questions are listed below: 1. Find the number of BINARY 1's in given unsigned integer number. 2. Generate grammar rule for expression 3. Write program for converting expression to postfix expression 4. another was string program: transfer $ at the last of the string without using any other array or character pointer