Câu 30: CCDAK: Confluent Certified Developer for Apache Kafka

What is accomplished by producing data to a topic with a message key?

1. A. Messages with the same key are routed to a deterministically selected partition, enabling order guarantees within that partition. — đáp án hiện tại
2. B. Kafka brokers allow you to add more partitions to a given topic, without impacting the data flow for existing keys.
3. C. If provides a mechanism for encrypting messages at the partition level to ensure secure data transmission.
4. D. Consumers can filter messages in real time based on the message key without processing unrelated messages.