300+ CCDAK Exam Questions

Five questions from the mock exams, free, with the answers explained

Every question comes with an explanation

Sample CCDAK Exam Questions

Pick an answer to see if you're right. The explanation that shows up is the same one you'd get in the book.

A Kafka producer shows high end-to-end latency with low CPU and network utilization. Thread dumps show threads are idle waiting for broker responses. Which configuration is most likely misconfigured?

a) buffer.memory is too low

b) batch.size is set too high

c) max.in.flight.requests.per.connection=1

d) compression.type=snappy

When a producer with acks=all sends to a topic with RF=3, min.insync.replicas=2, but only 1 replica is in-sync, what type of exception is thrown?

a) TimeoutException

b) NetworkException

c) SerializationException

d) NotEnoughReplicasException

e) LeaderNotAvailableException

What is the primary purpose of setting enable.idempotence=true in a Kafka Producer?

a) To disable automatic message retries

b) To enable compression of message batches

c) To enable transaction support across multiple partitions

d) To prevent duplicate writes per partition during retries

Which statements accurately describe Kafka's default partitioning behavior when no key is provided? (Select 2)

a) Requires a key to determine distribution

b) Aims to balance load across all partitions

c) Sends a batch to one partition before switching to the next

d) Selects partitions randomly for each record

e) Uses round-robin to distribute messages evenly

You observe that adding more consumers beyond your topic's partition count does not improve throughput. What is the fundamental constraint preventing additional consumers from processing messages?

a) Partition count limits the number of active consumers

b) Network bandwidth is saturated by idle consumers

c) Replication factor limits consumer parallelism

d) Broker capacity prevents additional consumer connections

Want the other 1,002 questions?

The bundle has six mock exams with 349 questions and a practice book with 658 more, all explained like the ones above.

The 166-page study guide and the cheatsheets are included too.

What else is in the bundle

The five questions above are taken from it. This is what you get with the rest.

Six mock exams

Five exams with 60 questions and one with 49. Take each one in a single sitting, then go back over the chapters where you slipped.

An explanation for every answer

Each one tells you why the right answer is right and why the others are wrong.

Free updates for 12 months

When the books are updated, you can download the new version free for a year after you buy.

166

Study guide pages

658

Practice questions

349

Exam questions

Cheatsheets

Get all four books for $49

You pay once and download all 1,007 questions, the study guide and the cheatsheets.

Try Free Questions