Concepts

Question 1

What is a Pod?

Answer 1

1. Pod is a single instance of an application
2. Pos is the smallest object that we can create in Kubernetes
3. We can’t deploy containers directly in Kubernetes. Containers are encapsulated as Kubernetes object known as pods

Question 2

Can one pod contain two instances of the same container?

Answer 2

No

Question 3

Can a pod contain two containers? Like the application container and the helper container?

Answer 3

Yes, there can be a helper container that helps the application container

Question 4

How to see the list of pods in a cluster?

Answer 4

kubectl get pods

Question 5

What is the smallest unit in kubernetes?

Answer 5

Pod

Question 6

What is the Kubernetes command to deploy a docker container using the nginx image?

Answer 6

kubectl run nginx –image=nginx

Question 7

Command show all details of a pod and the containers in it and all the events that occurred in that pod?

Answer 7

kubectl describe pod nginx