Which of the following is the correct way to configure a Kafka producer to use String serialization in Java?

easy📝 Syntax Q3 of 15

Kafka - Producers

Aprops.put("key.serializer", "org.apache.kafka.common.serialization.StringSerializer");

Bprops.put("key.serializer", "org.apache.kafka.common.serialization.ByteArraySerializer");

Cprops.put("value.serializer", "org.apache.kafka.common.serialization.IntegerSerializer");

Dprops.put("value.serializer", "org.apache.kafka.common.serialization.JsonSerializer");

Step-by-Step Solution

Solution:

Step 1: Identify String serializer class
The correct class for String serialization is StringSerializer.
Step 2: Match configuration key and value
Key serializer property must be set to StringSerializer class name.
Final Answer:
props.put("key.serializer", "org.apache.kafka.common.serialization.StringSerializer"); -> Option A
Quick Check:
String serialization config = props.put("key.serializer", "org.apache.kafka.common.serialization.StringSerializer"); [OK]

Quick Trick: Use StringSerializer class for string data [OK]

Common Mistakes:

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