To clear interviews with ease, focus on strengthening your basics in both aptitude and technical areas. For aptitude, practice time and work, percentages, averages, speed-distance, and logical reasoning. In technical rounds, be confident with C programming, data structures (like arrays, linked lists), operating system fundamentals, and basic networking. Be ready to write simple code and explain your logic clearly. Clear concepts always win over memorized answers.

Questions on embedded c Pointers, structures, arrays, bitwise operations, array of pointers to structures.