Confluent

Certified Developer for Apache Kafka

Build, test, and monitor event-streaming applications on Apache Kafka and Kafka Streams.

Verified against the official Confluent exam guide — July 7, 2026

CCDAK

Exam code

55

Questions

90 min

Duration

70%

Pass mark

Practice questions (58)Flashcards (40)Mock exam

Exam domains

Apache Kafka FundamentalsFree samples →Study guide →40%
Kafka Streams and Stream ProcessingFree samples →Study guide →30%
Application TestingFree samples →Study guide →15%
Application ObservabilityFree samples →Study guide →15%

Frequently asked questions

How many questions are on the Certified Developer for Apache Kafka (CCDAK) exam?

The Certified Developer for Apache Kafka (CCDAK) exam has 55 questions and lasts 90 minutes. You need 70% to pass.

What score do you need to pass Certified Developer for Apache Kafka (CCDAK)?

The passing score for Certified Developer for Apache Kafka (CCDAK) is 70%. DataCertPrep's timed mock exams use the same pass mark, length, and timing as the real Confluent exam.

How hard is the Certified Developer for Apache Kafka (CCDAK) exam?

Certified Developer for Apache Kafka (CCDAK) is a scenario-based Confluent exam — it tests applied judgment, not memorization. Most candidates who consistently score above the 70% pass mark on realistic mock exams pass the real exam. DataCertPrep's readiness score is weighted by the official domain weights so you know when you're ready.

What is the best way to prepare for Certified Developer for Apache Kafka (CCDAK)?

Work through the domain study guides, drill scenario-based practice questions until your weak domains catch up, use spaced-repetition flashcards for facts and limits, then confirm with a full-length timed mock exam. DataCertPrep includes all four for Certified Developer for Apache Kafka (CCDAK), verified against the official Confluent exam guide on 2026-07-07.