# Architecture principles whose scope is input

> 3 records

This index as JSON: https://banes-lab.com/json/api/facets/architecture/scope/input

## Entries

- [Validation](https://banes-lab.com/records/architecture/validation.md): The activity of checking that inputs and delivered behavior meet the acceptance criteria of their users.
- [Fail Fast](https://banes-lab.com/records/architecture/fail-fast.md): A design rule that invalid input or state stops the operation at the point it is detected, with an explicit error.
- [Canonicalization](https://banes-lab.com/records/architecture/canonicalization.md): A technique for converting equivalent values to one normal form before they are compared, stored or checked.