Confluent Certified Developer for Apache Kafka Certification Examination CCDAK Prüfungsfragen mit Lösungen:
1. (You are experiencing low throughput from a Java producer.
Kafka producer metrics show a low I/O thread ratio and low I/O thread wait ratio.
What is the most likely cause of the slow producer performance?)
A) Compression is enabled.
B) There is a bad data link layer (Layer 2) connection from the producer to the cluster.
C) The producer code has an expensive callback function.
D) The producer is sending large batches of messages.
2. You need to consume messages from Kafka using the command-line interface (CLI).
Which command should you use?
A) kafka-consume
B) kafka-console-consumer
C) kafka-consumer
D) kafka-get-messages
3. You have a Kafka client application that has real-time processing requirements.
Which Kafka metric should you monitor?
A) Consumer heartbeat rate to group coordinator
B) Aggregate incoming byte rate
C) Total time to serve requests to replica followers
D) Consumer lag between brokers and consumers
4. Match each configuration parameter with the correct deployment step in installing a Kafka connector.
5. (You are developing a Kafka Streams application with a complex topology that has multiple sources, processors, sinks, and sub-topologies.
You are working in a development environment and do not have access to a real Kafka cluster or topics.
You need to perform unit testing on your Kafka Streams application.
Which should you use?)
A) TopologyTestDriver
B) MockProducer, MockConsumer
C) TestProducer, TestConsumer
D) KafkaUnitTestDriver
Fragen und Antworten:
| 1. Frage Antwort: C | 2. Frage Antwort: B | 3. Frage Antwort: D | 4. Frage Antwort: Nur für Mitglieder sichtbar | 5. Frage Antwort: A |
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