Which concept in OCI Queue is responsible for hiding a message from other consumers for a predefined amount of time after it has been delivered to a consumer?

• A.Maximum retention period
• B.Visibility timeout
• C.Delivery count
• D.Polling timeout

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You developed a microservices-based application that runs in an Oracle Cloud Infrastructure (OCI) Container Engine for Kubernetes (OKE) cluster. It has multiple endpoints that need to be exposed to the public internet. What is the most cost-effective way to expose multiple application endpoints without adding unnecessary complexity to the application?

• A.Use a NodePort service type in Kubernetes for each of your service endpoints using the node's public IP address to access the applications.
• B.Create a separate load balancer instance for each service using the lowest 100 Mbps option.
• C.Use a ClusterIP service type in Kubernetes for each of your service endpoints using a load balancer to expose the endpoints.
• D.Deploy an Ingress Controller and use it to expose each endpoint with its own routing endpoint.

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What is the difference between blue/green and canary deployment strategies? (Choose the best answer.)

• A.In blue/green, current applications are slowly replaced with new ones. In canary, the application Is deployed Incrementally to a select group of people.
• B.In blue/green, both old and new applications are in production at the same time. In canary, the application Is deployed incrementally to a select group of people.
• C.In blue/green, current applications are slowly replaced with new ones. In canary, both old and new applications are in production at the same time.
• D.In blue/green, the application Is deployed In minor Increments to a select group of people. In canary, both old and new applications are simultaneously in production.

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You are creating an API deployment in Oracle Cloud Infrastructure (OCI) API Gateway and you want to configure request policies to control access. Which is NOT available in OCI API Gateway?

• A.Controlling access to the backend OCI resources.
• B.Limiting the number of requests sent to the backend services.
• C.Enabling Cross-Origin Resource Sharing (CORS) support.
• D.Providing authentication and authorization.

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Assuming that your function does NOT have the --provisioned-concurrency option enabled, which parameter is used to configure the time period during which an idle function will remain in memory before Oracle Functions removes its container image from memory?

• A.timeout
• B.access-timeout
• C.idle-timeout
• D.None, as this time is not configurable.

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