Which of the following is the correct syntax to set max.poll.interval.ms to 300000 in a Java Kafka consumer properties?

easy📝 Syntax Q3 of 15

Kafka - Performance Tuning

Which of the following is the correct syntax to set max.poll.interval.ms to 300000 in a Java Kafka consumer properties?

Aprops.set("max.poll.interval.ms", "300000");

Bprops.put("max.poll.interval.ms", 300000);

Cprops.setProperty("max.poll.interval.ms", 300000);

Dprops.put("max.poll.interval.ms", "300000");

Step-by-Step Solution

Solution:

Step 1: Understand Kafka consumer config type
Kafka consumer properties expect String values for configuration keys and values.
Step 2: Correct method and value type
Using props.put with key and String value is correct; integer must be converted to String.
Final Answer:
props.put("max.poll.interval.ms", "300000"); -> Option D
Quick Check:
Config values must be strings in props.put [OK]

Quick Trick: Use string values for Kafka config properties in Java [OK]

Common Mistakes:

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