Question 1

You are using multiple configurations for gcloud. You want to review the configured Kubernetes Engine cluster of an inactive configuration using the fewest possible steps. What should you do?

Options :

A : Use gcloud config configurations describe to review the output.

B : Use gcloud config configurations activate and gcloud config list to review the output.

C : Use kubectl config get-contexts to review the output.

D : Use kubectl config use-context and kubectl config view to review the output.

Answer: D

Question 2

You need to create an autoscaling managed instance group for an HTTPS web application. You want to make sure that unhealthy VMs are recreated. What should you do?

Options :

A : Create a health check on port 443 and use that when creating the Managed Instance Group.

B : Select Multi-Zone instead of Single-Zone when creating the Managed Instance Group.

C : In the Instance Template, add the label ‘health-check’.

D : In the Instance Template, add a startup script that sends a heartbeat to the metadata server.

Answer: A

Question 3

Your application is running on Google Cloud in a managed instance group (MIG). You see errors in Cloud Logging for one VM that one of the processes is not responsive. You want to replace this VM in the MIG quickly. What should you do?

Options :

A : Select the MIG from the Compute Engine console and, in the menu, select Replace VMs.

B : Use the gcloud compute instance-groups managed recreate-instances command to recreate theVM.

C : Use the gcloud compute instances update command with a REFRESH action for the VM.

D : Update and apply the instance template of the MIG.

Answer: A

Question 4

You want to deploy an application on Cloud Run that processes messages from a Cloud Pub/Sub topic. You want to follow Google-recommended practices. What should you do?

Options :

A : 1. Create a Cloud Function that uses a Cloud Pub/Sub trigger on that topic.2. Call your application on Cloud Run from the Cloud Function for every message.

B : 1. Grant the Pub/Sub Subscriber role to the service account used by Cloud Run.2. Create a Cloud Pub /Sub subscription for that topic.3. Make your application pull messages from that subscription.

C : 1. Create a service account.2. Give the Cloud Run Invoker role to that service account for your Cloud Run application.3. Create a Cloud Pub/Sub subscription that uses that service account and uses your Cloud Run application as the push endpoint.

D : 1. Deploy your application on Cloud Run on GKE with the connectivity set to Internal.2. Create a Cloud Pub/Sub subscription for that topic.3. In the same Google Kubernetes Engine cluster as your application, deploy a container that takes the messages and sends them to your application.

Answer: C

Question 5

You have an application that is currently processing transactions by using a group of managed VM instances. You need to migrate the application so that it is serverless and scalable. You want to implement an asynchronous transaction processing system, while minimizing management overhead. What should you do?

Options :

A : Install Kafka on VM instances to acknowledge incoming transactions. Use Cloud Run to process transactions.

B : Install Kafka on VM Instances to acknowledge incoming transactions. Use VM Instances to process transactions.

C : Use Pub/Sub to acknowledge incoming transactions. Use VM instances to process transactions.

D : Use Pub/Sub to acknowledge incoming transactions. Use Cloud Run to process transactions.

Answer: D

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