Kafka - Advanced Stream Processing
Which method signature is correct for the serialize method in a Kafka custom serializer?
Which method signature is correct for the serialize method in a Kafka custom serializer?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Recall serialize method return type
Serialize must return a byte array representing the data.Step 2: Check method parameters
It takes the topic name and the data to serialize as parameters.Final Answer:
byte[] serialize(String topic, T data) -> Option DQuick Check:
Serialize method signature = byte[] serialize(String topic, T data) [OK]
Quick Trick: Serialize returns byte array with topic and data inputs [OK]
Common Mistakes:
- Using void return type for serialize
- Missing topic parameter
- Returning String instead of byte[]
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