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

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

- A. To specify the purposes for which the certificate can be used
- B. To track how many times the certificate has been used
- C. To limit the number of times the certificate can be used
- D. To specify which applications can use the certificate

**Answer:** To specify the purposes for which the certificate can be used

**Explanation:** The 'usages' field in a Certificate resource specifies the purposes for which the certificate can be used, such as 'digital signature', 'key encipherment', or 'server auth'. These are encoded in the certificate's key usage and extended key usage extensions.