Hardware and software complement each other. They can’t work without each other” says Lum Yat Kay, a software engineer who has been an expert for so many years. The software aspect processes the information given to the computer by the user.  Software is used by; programmers, information technologists, medical personnel, information and cybersecurity experts, software developers, software engineers like Lum Yat Kay, graphic designers, and many more. Anyone with knowledge of computer science or who uses the computer uses software one way or the other.