Kubernetes Container Orchestration Container Orchestration 3

Question 1

Which resource type is best suited for running a batch job that should execute once and complete?

Accepted Answer

Job

Answer

A Job creates one or more Pods and ensures they run to successful completion.

Question 2

What does a PersistentVolumeClaim (PVC) do in Kubernetes?

Accepted Answer

Requests a specific amount of storage from the cluster

Answer

A PVC is a user's request for storage that is fulfilled by binding to a PersistentVolume.

Question 3

Which field in a Pod spec defines the minimum CPU and memory a container needs to be scheduled?

Accepted Answer

requests

Answer

Resource requests are used by the scheduler to find a node with sufficient available capacity.

Question 4

What is the function of a Kubernetes Ingress resource?

Accepted Answer

Routes external HTTP/HTTPS traffic to internal Services based on rules

Answer

Ingress manages external access to Services, typically HTTP, by defining host/path-based routing rules.

Question 5

A DaemonSet ensures that:

Accepted Answer

A copy of a Pod runs on every (or selected) node

Answer

DaemonSets are ideal for node-level agents like log collectors or monitoring daemons that must run on every node.

Kubernetes Container Orchestration Practice Test