# Hardware (System Unit)

> This section is the system unit: the case and the parts inside it that process data: motherboard, CPU, RAM, ROM, GPU, cooling, power supply and the ports on the case. Printers, scanners and storage…

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## Full notes

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## More in Systems technologies

- [Concepts of computing](https://www.hlayiso.com/grade-12/computer-applications-technology/notes/systems-technologies/concepts-of-computing) — Previous section
- [Software](https://www.hlayiso.com/grade-12/computer-applications-technology/notes/systems-technologies/software) — Next section
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## Frequently asked questions

### What will I learn in "Hardware (System Unit)"?

This section covers Hardware (System Unit) as part of Systems technologies in Grade 12 Computer Applications Technology. You'll find clear explanations, worked examples, and key definitions aligned to the CAPS curriculum.

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Continue with the next section in Systems technologies, or test your understanding with the interactive quiz linked to this section.

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