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CCOAK CERTIFICATE EXAM QUESTIONS AND ANSWERS 100% CORRECT!!

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CCOAK CERTIFICATE EXAM QUESTIONS AND ANSWERS 100% CORRECT!!

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  • July 9, 2024
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CCOAK CERTIFICATE EXAM QUESTIONS AND
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What is the purpose of the file recovery-point-offset-checkpoint? Answer - This
is the file that tracks which messages were successfully checkpointed to disk.
(recovery-point-offset-checkpoint is the internal broker log where Kafka tracks which messages (from-to offset) were successfully checkpointed to disk.)
What is batch.size, compression and linger.ms? Answer - batch.size controls how many bytes of data to collect before sending messages to the Kafka broker.
Set this as high as possible, without exceeding available memory. Enabling compression can also help make more compact batches and increase the throughput of your producer. Linger.ms will not affect as the batches are already full
If a broker goes down what should you ensure to recover from the situation? Answer - * Ensure all topics had a replication factor of two or more
* Create a new broker with ID #6
What is backward vs forward compatibility? Answer - Adding a field to record without default and deleting one with default is forward schema evolution
Deleting a field without default value and adding one with default is backward
What happens if you send a message to Kafka that does not contain any partition key? Answer - The message will be sent as it a random partition

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