최신 CCDAK 무료덤프 - Confluent Certified Developer for Apache Kafka Certification Examination

문제1

What are the requirements for a Kafka broker to connect to a Zookeeper ensemble? (select two)

A. Unique values for each broker's broker.id parameter

B. All the brokers must share the same broker.id

C. All the brokers must share the same zookeeper.connect parameter

D. Unique value for each broker's zookeeper.connect parameter

정답: A,C

설명: (DumpTOP 회원만 볼 수 있음)

문제2

In Kafka, every broker... (select three)

A. is a bootstrap broker

B. contains only a subset of the topics and the partitions

C. knows all the metadata for all topics and partitions

D. is a controller

E. contains all the topics and all the partitions

F. knows the metadata for the topics and partitions it has on its disk

정답: A,B,C

설명: (DumpTOP 회원만 볼 수 있음)

문제3

You need to correctly join data from two Kafka topics.
What will allow for the co-partitioning? (Choose 2.)

A. Both topics have the same value schema.

B. Both topics have the same retention time.

C. Both topics have the same key and partitioning strategy.

D. Both topics have the same number of partitions.

정답: C,D

문제4

A topic receives all the orders for the products that are available on a commerce site. Two applications want to process all the messages independently - order fulfilment and monitoring. The topic has 4 partitions, how would you organise the consumers for optimal performance and resource usage?

A. Create 8 consumers in the same group with 4 consumers for each application

B. Create two consumer groups for two applications with 4 consumers in each

C. Create four consumers in the same group, one for each partition - two for fulfilment and two for monitoring

D. Create two consumers groups for two applications with 8 consumers in each

정답: B

설명: (DumpTOP 회원만 볼 수 있음)

문제5

ksqIDB Lambda functions must be used inside what type of designated functions?

A. Deployment

B. Application

C. Invocation

D. Stafcc

정답: D

문제6

In Avro, adding an element to an enum without a default is a __ schema evolution

A. forward

B. backward

C. full

D. breaking

정답: D

설명: (DumpTOP 회원만 볼 수 있음)

문제7

Consumer failed to process record # 10 and succeeded in processing record # 11. Select the course of action that you should choose to guarantee at least once processing

A. Commit offsets at 10

B. Commit offsets at 11

C. Do not commit until successfully processing the record #10

정답: B

설명: (DumpTOP 회원만 볼 수 있음)

문제8

A topic has three replicas and you set min.insync.replicas to 2. If two out of three replicas are not available, what happens when a consume request is sent to broker?

A. An empty message will be returned

B. NotEnoughReplicasException will be returned

C. A new leader for the partition will be elected

D. Data will be returned from the remaining in-sync replica

정답: D

설명: (DumpTOP 회원만 볼 수 있음)

문제9

Which feature determines the maximum parallelism at which a Kafka Streams application can run?

A. Partitions of the input topic(s)

B. Brokers in the Kafka cluster

C. Input topics

D. Configured Kafka Streams application instances

정답: A

문제10

A consumer application needs to use an "at most once" delivery semantic.
What is the best consumer configuration lo avoid duplicate messages being read?

A. auto.offset.reset=earliest and enable auto commit=true

B. auto.offset.reset-latest and enable auto commit-false

C. auto.offset.reset=eariiest and enable.auto.commit=false

D. auto.offset.reset=latest and enable.auto.commit=true

정답: D

최신 CCDAK 무료덤프 - Confluent Certified Developer for Apache Kafka Certification Examination

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