LU03.A01 - Analyse an ATM with the IPO principle
Initial situation
An ATM has the following function, among others:
- Read in and issue an ATM card
- Enter PIN code (3 attempts).
- Have a choice of menu items (log out, view account balance, withdraw money, log out)
Task
- Mentally go through 2-3 interactions at an ATM and categorise the functions according to the IPO principle. Which functions belong to the input, which to the output and which to the processing.
Framework conditions
| What | Description |
|---|---|
| Product: | Your answers are written. |
| Time: | 10 min. |
| Social form: | Individual or partner work |
| Tools: | Office or paper/writing utensils, script |