Which Salesforce edition supports External Activation Platform creation?

• A. Enterprise Edition
• B. Unlimited Edition
• C. Namespaced Developer Edition
• D. Professional Edition

Answer: (C)

This question tests understanding of when you can create advanced, packaging-related platform components that are exposed to external systems. To build and test components like an External Activation Platform, you need a development environment plus a unique namespace so you can package and reference your artifacts without conflicts. A Developer Edition with a namespace provides exactly that: a full development space and the ability to define a namespace for your components, which is often required for building and distributing platform features that interact with external systems. Other editions are production-oriented and either lack a namespace setup or restrict packaging capabilities, so they aren’t suitable for creating this kind of platform component. Hence, the best choice is the Namespaced Developer Edition.