Kafka on Kubernetes (Strimzi) - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is Strimzi in the context of Kafka on Kubernetes?

Strimzi is an open-source project that makes it easy to run Apache Kafka on Kubernetes by providing operators to manage Kafka clusters automatically.

intermediate

What is the role of the Kafka Operator in Strimzi?

The Kafka Operator watches for Kafka custom resources and manages the Kafka cluster lifecycle, including deployment, scaling, and upgrades.

beginner

Which Kubernetes resource does Strimzi use to define a Kafka cluster?

Strimzi uses a Custom Resource Definition (CRD) called Kafka to define the desired state of a Kafka cluster.

intermediate

How does Strimzi handle Kafka broker configuration changes?

Strimzi updates the Kafka brokers automatically by rolling restarts when configuration changes are applied to the Kafka custom resource.

beginner

Name one benefit of running Kafka on Kubernetes with Strimzi.

One benefit is automated management of Kafka clusters, reducing manual work and improving reliability through Kubernetes-native tools.

What does Strimzi primarily provide for Kafka on Kubernetes?

A A new Kafka client library

B A Kafka message broker replacement

C Operators to manage Kafka clusters

D A Kubernetes networking plugin

Strimzi provides operators that automate Kafka cluster management on Kubernetes.

Which Kubernetes object type does Strimzi use to represent a Kafka cluster?

A Service

B Custom Resource (Kafka CRD)

C Pod

D ConfigMap

Strimzi uses a Custom Resource Definition (CRD) named Kafka to define Kafka clusters.

How does Strimzi apply configuration changes to Kafka brokers?

A Rolling restart managed by the operator

B No restarts needed

C Manual restart by the user

D Delete and recreate the cluster

Strimzi performs rolling restarts automatically to apply configuration changes without downtime.

Which component in Strimzi watches Kafka custom resources and manages cluster lifecycle?

A Kafka Operator

B Kafka Broker

C Zookeeper

D Kubernetes Scheduler

The Kafka Operator is responsible for managing Kafka clusters based on custom resources.

What is a key advantage of using Strimzi for Kafka on Kubernetes?

A It replaces Kafka with a simpler system

B It provides a GUI for Kafka

C It removes the need for Zookeeper

D It automates Kafka cluster management

Strimzi automates deployment, scaling, and upgrades of Kafka clusters on Kubernetes.

Explain how Strimzi simplifies running Kafka on Kubernetes.

Think about what tasks Strimzi automates for you.

Describe the role of Custom Resource Definitions (CRDs) in Strimzi.

CRDs tell Kubernetes about new resource types like Kafka.