# General Concepts

> This section is the general concepts of systems technologies: what ICT, IT and CAT actually are, how data becomes information, the IPO cycle, which computer fits which job, and the difference…

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## Full notes

This is a preview of the General Concepts notes for Grade 12 Computer Applications Technology. Create a free Hlayiso account to read the full notes, practise every question and track your progress.

## More in Systems technologies

- [Hardware](https://www.hlayiso.com/grade-12/computer-applications-technology/notes/systems-technologies/hardware) — Next section
- [All Systems technologies sections](https://www.hlayiso.com/grade-12/computer-applications-technology/notes/systems-technologies)

## Frequently asked questions

### What will I learn in "General Concepts"?

This section covers General Concepts 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.

### Is this section aligned with the CAPS curriculum?

Yes. All notes on Hlayiso, including "General Concepts", are written against the official CAPS curriculum and ATP for Grade 12 Computer Applications Technology.

### What should I study after "General Concepts"?

Continue with the next section in Systems technologies.

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