A free demo to start, 365 days of updates, a clearly stated money-back policy, and 24/7 customer support: ActualCollection wraps the entire Confluent Certified Developer for Apache Kafka Certification Examination preparation journey into one purchase. In 2026, that is what one-stop CCDAK prep looks like.
Confluent CCDAK Exam Overview:
| Certification Vendor: | Confluent |
|---|---|
| Exam Name: | Confluent Certified Developer for Apache Kafka Certification Examination |
| Exam Number: | CCDAK |
| Available Languages: | English |
| Passing Score: | Pass / Fail |
| Exam Price: | $150 USD |
| Exam Duration: | 90 minutes |
| Exam Format: | Matching, List order, Multiple-choice |
| Related Certifications: | Confluent Cloud Certified Operator (CCAC) Confluent Certified Administrator for Apache Kafka (CCAAK) |
| Real Exam Qty: | 60 |
| Certificate Validity Period: | 2 years |
| Recommended Training: | Confluent Documentation Confluent Developer Training for Apache Kafka |
| Exam Registration: | Confluent Certification Portal |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Remote proctored online exam; requires webcam, microphone, Google Chrome browser |
| Pre Condition: | No mandatory prerequisites; recommended experience: 6+ months developing applications with Apache Kafka |
| Official Syllabus URL: | https://www.confluent.io/certification/ |
Confluent CCDAK Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Application Testing | 8% | - Integration testing and test clusters - Unit testing producers and consumers - Mocking and test utilities |
| Apache Kafka Application Development | 28% | - Transactional messaging and idempotence - Schema management: Confluent Schema Registry, compatibility rules, evolution - Producer API: configuration, serialization, partitioning, error handling - Consumer API: configuration, offset management, consumer groups, rebalancing |
| Application Observability | 13% | - Tracing and performance tuning - Logging and monitoring metrics - Error diagnosis and troubleshooting |
| Kafka Connect | 15% | - Data transformation and integration patterns - Source and sink connectors configuration - Connect architecture: workers, connectors, tasks, converters |
| Apache Kafka Streams | 12% | - Error handling and state management - Windowing and time semantics - Streams API concepts: topology, processors, state stores - Stream processing operations: map, filter, join, aggregation |
| Apache Kafka Fundamentals | 23% | - Kafka architecture and data flow - Core concepts: brokers, topics, partitions, replicas, offsets - Delivery semantics: at-most-once, at-least-once, exactly-once - Configuration basics and cluster setup |
CCDAK (Confluent) Exam FAQs: What Candidates Ask Most
Confluent Certified Developer for Apache Kafka Certification Examination is an official Confluent exam, registered under the code CCDAK. A passing score earns you the Confluent Certified Developer for Apache Kafka certification, positioned at the Intermediate / Professional level. The credential also connects to Confluent Certified Administrator for Apache Kafka (CCAAK), Confluent Cloud Certified Operator (CCAC), so it can anchor a broader certification path. Because Confluent designs its exams around real job tasks, holding this certification signals practical skill rather than memorized theory.
Candidates face 60 questions inside a 90 minutes window on the Confluent Certified Developer for Apache Kafka Certification Examination exam. That ratio leaves little slack, which is why pacing deserves as much practice as the content itself. Learn to budget your minutes, park stubborn questions instead of wrestling them, and rehearse under a real clock: a few timed runs in the ActualCollection test engine will make the official time limit feel routine rather than threatening.
The passing bar for Confluent Certified Developer for Apache Kafka Certification Examination is set at Pass / Fail, and registering for the exam officially costs $150 USD. There is no reduced price for a second try: fail, and you pay $150 USD in full again. That makes honest self-testing the cheapest insurance available, so hold off on booking until your ActualCollection practice scores sit clearly above the passing line, attempt after attempt.
No mandatory prerequisites; recommended experience: 6+ months developing applications with Apache Kafka
Vendor policies are revised from time to time, so double-check the eligibility details before registering on the official exam page.
Sign-up for the Confluent Certified Developer for Apache Kafka Certification Examination exam is handled through the official registration channels listed here.
One practical detail: the exam is delivered Remote proctored online exam; requires webcam, microphone, Google Chrome browser, so plan your logistics accordingly.
Confluent recommends the following training resources for candidates working toward Confluent Certified Developer for Apache Kafka Certification Examination.
Training gives you the theory, but repetition locks it in. Pair any course with the 92 practice questions in the ActualCollection CCDAK package and you will know exactly how each topic shows up on exam day.
Absolutely. A free PDF demo of the Confluent Certified Developer for Apache Kafka Certification Examination questions is available at ActualCollection, so you can inspect the quality and formatting before any money changes hands. Once you buy, updates are free for 365 days, and when that period runs out you can extend the update service at 50% off the regular price.
ActualCollection offers a 100% money-back guarantee with specific conditions. If you take the Confluent Certified Developer for Apache Kafka Certification Examination exam within 60 days of purchase and fail, you may claim a full refund, provided the exam matches your product. Sitting the exam within 3 days of purchase disqualifies a claim, as do downloaded-but-unused products, free materials, and expired orders; the candidate name must also match the payer name. To file, submit a scanned enrollment slip and the official Score Report PDF within 2 days of the exam, and the claim is processed within 7 days. If you prefer, you can skip the refund and instead receive two other exam products of equal value at no charge while keeping the update service on your original purchase.
As for delivery: it is immediate. Your files become downloadable the moment payment completes and are also emailed to you within one minute. If nothing shows up within 2 hours, contact customer service. You may install the software on an unlimited number of computers.
Confluent Certified Developer for Apache Kafka Certification Examination is divided into 6 official domains. Among the headline areas are Apache Kafka Fundamentals (23%), Application Observability (13%), and Kafka Connect (15%). Scroll up to the exam topics section for the full breakdown, and use it as a checklist: any line you cannot confidently explain deserves another round of practice.
Confluent Certified Developer for Apache Kafka Certification Examination Sample Questions:
(You started a new Kafka Connect worker.
Which configuration identifies the Kafka Connect cluster that your worker will join?)
- A. connector.id
- B. cluster.id
- C. worker.id
- D. group.id
Correct Answer: D 🗳️
Explanation: Only visible for ActualCollection members. You can sign-up / login (it's free).
Which two statements about Kafka Connect Single Message Transforms (SMTs) are correct?
(Select two.)
- A. Multiple SMTs can be chained together and act on source or sink messages.
- B. SMTs are often used to join multiple records from a source data system into a single Kafka record.
- C. Masking data is a good example of an SMT.
- D. SMT functionality is included within Kafka Connect converters.
Correct Answer: A,C 🗳️
Explanation: Only visible for ActualCollection members. You can sign-up / login (it's free).
This schema excerpt is an example of which schema format?
package com.mycorp.mynamespace;
message SampleRecord {
int32 Stock = 1;
double Price = 2;
string Product_Name = 3;
}
- A. YAML
- B. Protobuf
- C. Avro
- D. JSON Schema
Correct Answer: B 🗳️
Explanation: Only visible for ActualCollection members. You can sign-up / login (it's free).
(A consumer application runs once every two weeks and reads from a Kafka topic.
The last time the application ran, the last offset processed was 217.
The application is configured with auto.offset.reset=latest.
The current offsets in the topic start at 318 and end at 588.
Which offset will the application start reading from when it starts up for its next run?)
- A. 0
- B. 589
- C. 318
- D. 218
Correct Answer: B 🗳️
Explanation: Only visible for ActualCollection members. You can sign-up / login (it's free).
Which two producer exceptions are examples of the class RetriableException? (Select two.)
- A. NotEnoughReplicasException
- B. LeaderNotAvailableException
- C. AuthorizationException
- D. RecordTooLargeException
Correct Answer: A,B 🗳️
Explanation: Only visible for ActualCollection members. You can sign-up / login (it's free).





