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Huawei HCIP-Big Data Developer Sample Questions:

1. Regarding Kafka's Producer, which of the following statements is correct? (multiple choice)

A) Producer production data needs to specify Topic
B) Producer is a message producer
C) When Producer produces data, it needs to connect to ZooKeeper first, and then connect to Broker
D) Multiple Producer processes can be started at the same time to send data to the same topic

2. Regarding the Hive service of the FusionInsight HD platform and its WebHCat development interface, which of the following descriptions is incorrect?

A) You can create tables, query and other operations through WebHCat
B) The data format returned by WebHCat is XML
C) WebHCat provides external services based on HTTP and HTTPS protocols
D) Support REST-based query request

3. Which role in Yarn manages the resources (CPU/Memory) of a single node?

A) Data Node
B) ResourceManager
C) NodeManager
D) NameNode

4. Regarding the file format provided by Hive in the FusionInsight HD system, which is not a columnar file?

A) TextFiIe
B) CRC
C) Parquet
D) RCFile

5. In FusionInsight HD, when using Streaming's ACK mechanism, which of the following statements are correct? (multiple choice)

A) After Acker is enabled, Streaming will identify the Tuple that failed to be sent and automatically resend it without human intervention.
B) Acker will mark the processing timeout or processing failure message as fail.
C) The application needs to implement message retransmission logic in the fail() interface method of spout.
D) Starting from the spout, the failure of any link in the formed Tuple tree will mark the entire tree as a failure.

Solutions: