Kafka MCQs – Introduction to Apache Kafka

If you’re starting your journey with Apache Kafka or preparing for interviews that involve real-time data streaming, this chapter is your perfect starting point.

These 30 carefully selected Kafka MCQs will help you test your understanding of the fundamentals of Kafka, including architecture, components, and use cases. Each question includes a correct answer and detailed explanation to help you learn and revise effectively. This is ideal for both interview preparation and certification exam readiness.

1.) What is Apache Kafka primarily used for?

A) Data warehousing
B) Real-time data streaming and messaging
C) Batch processing
D) File storage

Answer: Option B

Explanation: Kafka is a distributed streaming platform designed to handle high-throughput, low-latency data streaming.

2.) Kafka was originally developed by which company?

A) Facebook
B) Google
C) LinkedIn
D) Netflix

Answer: Option C

Explanation: Kafka was developed at LinkedIn and later open-sourced through the Apache Software Foundation.

3.) Which component in Kafka is responsible for publishing messages?

A) Producer
B) Broker
C) Consumer
D) Zookeeper

Answer: Option A

Explanation: A producer sends records to Kafka topics.

4.) What is a Kafka Topic?

A) A metadata record
B) A folder in the filesystem
C) A configuration file
D) A channel to which records are sent

Answer: Option D

Explanation: A topic is a category or feed name to which records are published.

5.) In Kafka, what is a Broker?

A) A logging agent
B) A system monitor
C) A message filter
D) A Kafka server that stores and serves data

Answer: Option D

Explanation: A broker is a Kafka server that handles incoming messages and manages storage.

6.) What unit of data does Kafka handle?

A) Row
B) File
C) Record or Message
D) Block

Answer: Option C

Explanation: Kafka stores data as records or messages in topics.

7.) Kafka is best suited for which of the following?

A) Image processing
B) Real-time analytics
C) Video rendering
D) GUI design

Answer: Option B

Explanation: Kafka supports real-time data streaming which is ideal for analytics and event processing.

8.) What ensures message ordering within Kafka?

A) Partitions
B) Zookeeper
C) Topics
D) Offsets

Answer: Option A

Explanation: Kafka guarantees message order within a single partition.

9.) Kafka stores messages in which format?

A) XML
B) JSON
C) Binary log format
D) CSV

Answer: Option C

Explanation: Kafka stores messages in a proprietary binary format optimized for performance.

10.) Which of the following is NOT a core component of Kafka?

A) Broker
B) Router
C) Producer
D) Consumer

Answer: Option B

Explanation: Kafka does not have a component called “Router”.

Leave a Reply

Your email address will not be published. Required fields are marked *