Huawei HCIA-Big Data V3.0 Sample Questions:

1. Which operations in Hive can be merged?

A) JOIN
B) UNION ALL
C) GROUP BY
D) SELECT

2. In the Fusioninsight HD system, HBase supports dynamic expansion of columns.

A) False
B) True

3. In Flink( )Interface for streaming data processing.( )interface for batch processing

A) Data Stream APl. DataSet AP
B) BatchAP1, Stream APi
C) DataBatch AP1.DataStreamAPIi
D) Stream API, Batch API

4. HiveComponents support a variety ofAPI interface. Which of the following interfaces is not supported?

A) JDBC
B) ODBC
C) Beeline
D) Restful

5. The following offin Kafka messagesWhich one of the speed transmission methods is still correct?

A) In a point-to-point messaging system, when a messagefeeByremovefeeteamone of the columnsdataAfter that, thedata rulefromdelete from message queue
B) point-to-pointinformation systemmedium, cancanhave multiple consumptionsat the same timeremovefeedata, becauseThis does not guarantee the order in which data is processed.
C) Postingonesubscriptioninformationsystem, the sameNumber of barsData can be consumed by multiple consumers. data isConsumptionnot laterdelete immediately
D) Distributed Messaginghand overThere are two mainwantofmessage passing pattern,peer to peertransferpattern, haircloth-subscription model

Solutions: