Computing is any goal-oriented activity requiring, benefiting from, or creating computing machinery. It includes the study and experimentation of algorithmic processes and development of both hardware and software. It has scientific, engineering, mathematical, technological and social aspects. Major computing disciplines include computer engineering, computer science, cybersecurity, data science, information systems, information technology and software engineering.[2]

ENIAC, an early Turing complete vacuum tube programmable computer.
The Raspberry Pi, a modern single-board computer developed for promotion of teaching basic computer science & engineering in schools and in developing countries.[3][4]
Computer simulation, one of the main cross-computing methodologies.[1]