# What is the purpose of the 'isCA' field in a Certificate resource?

cert-manager, Medium (Advanced), Concepts. https://k8wiz.com/uquiz/what-is-the-purpose-of-the-isca-field-in-a-certificate-resource

- A. To specify whether the certificate should be a CA certificate
- B. To specify whether the issuer is a CA
- C. To check if the certificate is issued by a CA
- D. To validate the CA chain

**Answer:** To specify whether the certificate should be a CA certificate

**Explanation:** The 'isCA' field in a Certificate resource specifies whether the certificate should be a CA certificate, meaning it can be used to sign other certificates. When set to true, the certificate will have the CA bit set in the basic constraints extension.