QUESTION: 60

Which security approach should be used for developing a REST API?

Add an API key to each URL string.
Use custom security relevant HTTP response codes.
Utilize CORS headers.
Utilize TLS for end-to-end encryption.

Answer(s): D

Refer to the exhibit. The application follows a containerized microservices architecture that has one container per microservice. The microservices communicate with each other by using REST APIs. The double-headed arrows in the diagram display chains of synchronous HTTP calls needed for a single user request.

Which action ensures the resilience of the application in the scope of a single user request?

Implement retries with exponential backoff during HTTP API calls.
Set up multiple instances of each microservice in active/active mode by using the Orchestrator.
Redesign the application to be separated into these three layers: Presentation, API, and Data.
Create two virtual machines that each host an instance of the application and set up a cluster.

Answer(s): A

Reveal Solution Next Question

QUESTION: 62

DRAG DROP (Drag and Drop is not supported)
Drag and drop the steps on the left into the order on the right for an end-user to access an OAuth2 protectedresource using the 'Authorization Code Grant' flow.

Select and Place: