CCAAK無料問題集「Confluent Certified Administrator for Apache Kafka」

質問 1

A Kafka administrator notices that their consumers of Topic X are starting to fall behind. The administrator sees that Topic X has four partitions, and the consumer group has two consumers.
Which change can increase the performance of the Consumer Group?

（A）Decrease the consumer acknowledgment property to increase throughput.

（B）Create a new consumer group for Topic X containing two (2) consumers.

（C）Increase the number of consumers in the consumer group.

（D）Increase the partitions in Topic X.

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 2

Your organization has a mission-critical Kafka cluster that must be highly available. A Disaster Recovery (DR) cluster has been set up using Replicator, and data is continuously being replicated from source cluster to the DR cluster. However, you notice that the message on offset 1002 on source cluster does not seem to match with offset 1002 on the destination DR cluster.
Which statement is correct?

（A）The message was updated on source cluster, but the update did not flow into destination DR cluster and errored.

（B）The DR cluster is lagging behind updates; once the DR cluster catches up, the messages will match.

（C）The offsets for the messages on the source, destination cluster may not match.

（D）The message on DR cluster got over-written accidently by another application.

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 3

How can load balancing of Kafka clients across multiple brokers be accomplished?

（A）Partitions

（B）Connectors

（C）Offsets

（D）Replicas

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 4

How does Kafka guarantee message integrity after a message is written on a disk?

（A）A message cannot be altered once it has been written.
C A message can be grouped with message sharing the same key to improve read performance

（B）A message can be edited by the producer, producing to the message offset.

（C）Only message metadata can be altered using command line (CLI) tools.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 5

A developer is working for a company with internal best practices that dictate that there is no single point of failure for all data stored.
What is the best approach to make sure the developer is complying with this best practice when creating Kafka topics?

（A）Set the topic replication factor to 3.

（B）Make sure the topics are created with linger.ms=0 so data is written immediately and not held in batch.

（C）Use the parameter --partitions=3 when creating the topic.

（D）Set 'min.insync.replicas' to 1.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 6

A Kafka cluster with three brokers has a topic with 10 partitions and a replication factor set to three. Each partition stores 25 GB data per day and data retention is set to 24 hours.
How much storage will be consumed by the topic on each broker?

（A）750 GB

（B）250 GB

（C）300 GB

（D）75 GB

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

CCAAK 無料問題集「Confluent Certified Administrator for Apache Kafka」

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