# Which Helm feature helps ensure chart values conform to a schema (like types and required fields)?

Helm, Hard (Expert), Charts. https://k8wiz.com/uquiz/which-helm-feature-helps-ensure-chart-values-conform-to-a-schema-like-types-and-required-fields

- A. values.schema.json (values validation)
- B. Chart.lock enforcement
- C. helm lint rules
- D. Chart.schema.yaml

**Answer:** values.schema.json (values validation)

**Explanation:** Helm supports a JSON schema (values.schema.json) in a chart to validate provided values against types and constraints.