Confluent Certified Developer for Apache Kafka

Here you have the best Confluent CCDAK practice exam questions

  • You have 70 total questions to study from
  • Each page has 5 questions, making a total of 14 pages
  • You can navigate through the pages using the buttons at the bottom
  • This questions were last updated on January 5, 2026
  • This site is not affiliated with or endorsed by Confluent.
Question 1 of 70
You need to consume messages from Kafka using the command-line interface (CLI).
Which command should you use?
Correct Answer: A

Question 2 of 70
You are experiencing low throughput from a Java producer. You monitor the Kafka metrics and notice that the metrics for that producer show low I/O thread ratio and low I/O thread wait ratio.
What is the most likely the cause of the slow producer performance?
Correct Answer: D

Question 3 of 70
Which configuration is valid for deploying a JDBC Source Connector to read all the rows from orders table and write it to db1-orders topic?
Correct Answer: A

Question 4 of 70
You are developing a Kafka Streams application with a complex topology that has multiple sources, processors, sinks, and sub-topologies. You are working in a development environment and do not have access to a real Kafka Cluster or Topic.
You need to perform Unit Test on your Kafka Streams application.
Which should you use?
Correct Answer: A

Question 5 of 70
Which two statements are correct about transactions in Kafka? (Choose two.)
Correct Answer: C, D