Hardware·1 / 5
What is a computer?
~5 min read
A computer is a machine that follows instructions on data. Every computer - from a smartwatch to a supercomputer - has four parts: input, processor, memory and output.
| Part | Job | Example |
|---|---|---|
| Input | Get data in | Keyboard, mic, camera |
| CPU | Process / decide | Apple M3, AMD Ryzen |
| Memory | Hold data | RAM, SSD |
| Output | Show results | Screen, speakers |