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CCDAK – Confluent Certified Developer for Apache Kafka Certification Examination

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Showing 7–9 of 10 questions

Question 7

Which Kafka CLI should you use to consume from a topic?

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  • ○

    kafka-console-consumer

  • ○

    kafka-topics

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    kafka-console

  • ○

    kafka-consumer-groups


Question 8

CORRECT TEXT

If I want to send binary data through the REST proxy to topic "test_binary", it needs to be base64 encoded. A consumer connecting directly into the Kafka topic A. "test_binary" will receive

B. binary data

C. avro data

D. json data

E. base64 encoded data, it will need to decode it

Answer: B

Explanation:

:

On the producer side, after receiving base64 data, the REST Proxy will convert it into bytes and then send that bytes payload to Kafka. Therefore consumers reading directly from Kafka will receive binary data.

Select an option, then click Submit answer.

  • ○

    binary data
  • ○

    avro data
  • ○

    json data
  • ○

    base64 encoded data, it will need to decode it
Question 9

How often is log compaction evaluated?

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  • ○

    Every time a new partition is created

  • ○

    Every time a segment is closed

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    Every time a message is sent to Kafka

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    Every time a message is flushed to disk