CCDAK 무료 덤프문제 온라인 액세스

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.A new leader for the partition will be elected
• B.NotEnoughReplicasException will be returned
• C.Data will be returned from the remaining in-sync replica
• D.An empty message will be returned

If I supply the setting compression.type=snappy to my producer, what will happen? (select two)

• A.The Kafka brokers have to de-compress the data
• B.The Consumers have to compress the data
• C.The Kafka brokers have to compress the data
• D.The Consumers have to de-compress the data
• E.The Producers have to compress the data

A stream processing application is tracking user activity in online shopping carts.
You want to identify periods of user inactivity.
Which type of Kafka Streams window should you use?

• A.Hopping
• B.Session
• C.Tumbling
• D.Sliding

In Java, Avro SpecificRecords classes are

• A.written manually by the programmer
• B.automatically generated from an Avro Schema + a Maven / Gradle Plugin
• C.automatically generated from an Avro Schema

What is a generic unique id that I can use for messages I receive from a consumer?

• A.topic + partition + offset
• B.topic + timestamp
• C.topic + partition + timestamp