CCDAK Exam Questions
220 real CCDAK exam questions with expert-verified answers and explanations. Page 5 of 5.
- Question #201Developing with Kafka Connect
You need to configure a sink connector to write records that fail into a dead letter queue topic. Requirements: - Topic name: 'DLQ-Topic' - Headers containing error context need to...
dead letter queuesink connectorerrors.toleranceDLQ headers - Question #202Kafka Client Fundamentals
You are developing a Java application including a Kafka consumer. - You need to integrate the Kafka's client logs with your own application's log - Your application is using log4j2...
SLF4Jlog4j2logging integrationKafka client dependency - Question #203Developing with Kafka Streams
You need to correctly join data from two Kafka topics. Which two scenarios will allow for the co- partitioning? (Choose two.)
co-partitioningKStream joinpartition countpartitioning strategy - Question #204Developing Kafka Consumers
An application is consuming messages from Kafka. The application logs show that partitions are frequently being reassigned within the consumer group. Which two factors may be contr...
consumer rebalancepartition reassignmentslow consumerconsumer failure - Question #205Monitoring
You have a Kafka client application that has real-time processing requirements. Which Kafka metric should you monitor?
consumer lagreal-time processingKafka metricsthroughput monitoring - Question #206Application Design
What is a consequence of increasing the number of partitions in an existing Kafka topic?
partition increasekey partitioningmessage orderingtopic management - Question #207Monitoring
You need to set alerts on key broker metrics to trigger notifications in the event that a cluster is unhealthy. What are three minimum broker metrics to monitor for cluster health?...
OfflinePartitionsCountActiveControllerCountUncleanLeaderElectionbroker health metrics - Question #208Developing Kafka Producers
The producer code below features a 'Callback' class with a method called 'onCompletion()'. In the 'onCompletion()' method, when the request is completed successfully, what does the...
producer callbackRecordMetadataoffsetonCompletion - Question #209Developing Kafka Consumers
Which two statements are correct when assigning partitions to the consumers in a consumer group using 'assign()' API? (Choose two.)
manual partition assignmentassign() APIconsumer group rebalancepartition control - Question #210Developing with Kafka Connect
You use Kafka Connect with the JDBC source connector to extract data from a large database and push it into Kafka. The database contains tens of tables, and the current connector i...
JDBC source connectortasks.maxConnect throughputparallelism - Question #211Developing Kafka Consumers
You need to explain the best reason to implement the consumer callback interface 'ConsumerRebalanceListener' prior to a Consumer Group Rebalance. Which statement is correct?
ConsumerRebalanceListenerconsumer rebalancepartition assignmentoffset commit - Question #212Developing Kafka Consumers
Your application is consuming from a topic configured with a deserializer. The application needs to be resilient to badly formatted records (poison pills) so you surround the 'poll...
poison pillRecordDeserializationExceptionconsumer seekerror handling - Question #213Developing with Kafka Streams
You are building a system for a retail store selling products to customers. Which three datasets should you model as a GlobalKTable? (Choose three.)
GlobalKTablereference datadata modelingKafka Streams - Question #214Developing Kafka Consumers
You have a topic with four partitions. The application reading this topic is using a consumer group and two consumers. The throughput is smoothly distributed among partitions but t...
consumer parallelismconsumer lagCPU bottleneckconsumer group scaling - Question #215Deployment and Troubleshooting
You have a Connect cluster with multiple connectors deployed. One connector is not working as expected. You need to find logs related to that specific connector to investigate the...
connector logginglog4j appenderConnect troubleshootinglog configuration - Question #216Developing Kafka Producers
You are writing to a topic with producer config acks=all. The producer is receiving acknowledgements from the Kafka broker indicating that messages are being written to the Kafka t...
idempotent producerduplicate messagesenable.idempotenceexactly-once semantics - Question #217Application Design
You are working on a Kafka cluster with three nodes. You create a Kafka topic named orders on this cluster with: - replication factor=3 - min.insync.replicas=2 - acks=all Which exc...
min.insync.replicasNotEnoughReplicasExceptionreplication factoracks=all - Question #218Monitoring
What are two examples of performance metrics? (Choose two.)
performance metricsfetch-rateincoming-byte-rateKafka metrics - Question #219Development
Drag and Drop Question Match the testing tool with the type of test it is typically used to perform. To answer, please move each of the options below to the corresponding answer ar...
testing toolsunit testingintegration testing - Question #220Developing with Kafka Streams
Drag and Drop Question You are creating a Kafka streams application to process data for retail stores. Match the input data streams with the appropriate Kafka streams object. To an...
KStreamKTableGlobalKTableKafka Streams data modeling