Question 1

What is the name for the tool that manages communication between pods, injects a sidecar proxy container into each pod and directs network traffic through the proxy container?

Options :

A : namespace

B : Deployment

C : Network policy

D : Service mesh

E : Service

Answer: D

Question 2

In a cloud-native application architecture, you're planning to use a combination of microservices and serverless functions. You're concerned about the possible difficulties with regards to tracing and monitoring. Which of the following options would be the most suitable solution to implement tracing and monitoring effectively in this architecture?

Options :

A : Using Kubernetes' native logging and monitoring tools.

B : Implementing dedicated microservices for tracing and monitoring.

C : Using an external, third-party logging and monitoring solution.

D : Implementing an Istio service mesh.

Answer: D

Question 3

What does the imagePullPolicy: Always setting do in a Pod specification?

Options :

A : It forces the kubelet to always download the latest image before starting the Pod.

B : It downloads the image only if it is not already present on the node.

C : It keeps a persistent copy of the image even if the Pod is deleted.

D : It ensures the Pod always uses a pre-pulled image and never downloads a new one.

E : It enables just-in-time image pulling but keeps the image cached for future use.

Answer: A

Question 4

'kubectl delete -n my-ns po,svc --all' will delete pods and services including uninitialized ones in the namespace 'my-ns'

Options :

A : FALSE

B : TRUE

Answer: B

Question 5

You are tasked with implementing a serverless function that performs data transformations. However, your organization is heavily invested in Kubernetes. What would be the best approach to deploy serverless functions in this Kubernetes-based environment?

Options :

A : Use a CronJob in Kubernetes to schedule the serverless function execution.

B : Deploy the function as a traditional Kubernetes Deployment and scale pods manually.

C : Abandon Kubernetes and migrate all services to a cloud provider-s serverless offering.

D : Use Kubeless to deploy serverless functions on your existing Kubernetes cluster.

Answer: D

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