Questions

Please answer the following questions to assess your learning progress:

1. What is the high-level architecture of a Kubernetes cluster?
2. Explain in a few short sentences what the role of a Kubernetes master is.
3. List the elements that need to be present on each Kubernetes (worker) node.
4. We cannot run individual containers in a Kubernetes cluster.
   1. True
   2. False
5. What are the three main characteristics of a Kubernetes pod?
6. Explain the reason why the containers in a pod can use localhost to communicate with each other.
7. What is the purpose of the so-called pause container in a pod?
8. Bob tells you, “Our application consists of three Docker images: web, inventory, and db. Since we can run multiple containers in a Kubernetes pod, we are going to deploy all the services of our application in a single pod.” List three to four reasons why this is a bad idea.
9. Explain in your own words why we need Kubernetes ReplicaSets.
10. Under what circumstances...