フリー問題

問題文

A payment flow is decomposed into independently deployed services that other business lines will call over the network. Each caller has a different entitlement. The architect must decide where the entitlement check is enforced in this style of architecture. Where should it be enforced?

選択肢

1. Authorization should be enforced at the shared presentation container of that architecture.
2. Authorization should be enforced at the outermost network gateway of that architecture.
3. Authorization should be enforced at the central database trigger of that architecture.
4. Authorization should be enforced at the individual service boundary of that architecture.