Confluent Exam CCDAK Topic 1 Question 45 Discussion

Actual exam question for Confluent's CCDAK exam

Question #: 45
Topic #: 1

[All CCDAK Questions]

Your topic is log compacted and you are sending a message with the key K and value null. What will happen?

AThe broker will delete all messages with the key K upon cleanup

BThe producer will throw a Runtime exception

CThe broker will delete the message with the key K and null value only upon cleanup

DThe message will get ignored by the Kafka broker

Show Suggested Answer

Suggested Answer: D

tick time is 2000 ms, and initLimit is the config taken into account when establishing a connection to Zookeeper, so the answer is 2000 * 20 = 40000 ms = 40s

by Irma at Dec 09, 2023, 07:40 AM

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Loise

19 days ago

Hmm, I was leaning towards A, but now I'm not so sure. Guess I'll have to double-check my Kafka knowledge before choosing an answer.

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Dierdre

21 days ago

I'm not sure, but I think D) The message will get ignored by the Kafka broker makes sense because the value is null.

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Antonette

22 days ago

Aha, looks like a tricky one! I reckon the correct answer is C - the broker will delete the message with the key K and null value only upon cleanup.

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Laurena

24 days ago

I disagree, I believe the correct answer is C) The broker will delete the message with the key K and null value only upon cleanup.

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Della

26 days ago

I think the answer is A) The broker will delete all messages with the key K upon cleanup.

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