KCNA Practice Test

KCNA Practice Test practice questions, page 12 of 14, with answer review and explanations.

Question 56

What is a DaemonSet?

  1. It's a type of workload that ensures a specific set of nodes run a copy of a Pod.
  2. It's a type of workload responsible for maintaining a stable set of replica Pods running in any node.
  3. It's a type of workload that needs to be run periodically on a given schedule.
  4. It's a type of workload that provides guarantees about ordering, uniqueness, and identity of a set of Pods.

Question 57

What is the telemetry component that represents a series of related distributed events that encode the end-to-end request flow through a distributed system?

  1. Metrics
  2. Logs
  3. Spans
  4. Traces

Question 58

In the Kubernetes platform, which component is responsible for running containers?

  1. etcd
  2. CRI-O
  3. cloud-controller-manager
  4. kube-controller-manager

Question 59

Services and Pods in Kubernetes are ______ objects.

  1. JSON
  2. YAML
  3. Java
  4. REST

Question 60

What Kubernetes component handles network communications inside and outside of a cluster, using operating system packet filtering if available?

  1. kube-proxy
  2. kubelet
  3. etcd
  4. kube-controller-manager