Tag - H13-711 exam

Normally, a table stored in a text file by Hive uses carriage return as its line separator. In Huawei Fusioninsight Hive, you can specify the input and output formats of table data.A . TRUEB . FALSEView AnswerAnswer: A

Topology will automatically stop running after the task is completed.A . TRUEB . FALSEView AnswerAnswer: B

About the architecture description of Hive in Fusioninsight HD, which of the following is error?A . If one Hiveserver is unavailable, the entire Hive cluster is unavailable.B . Motastore is used to provide metadata services and depends on DBServiceC . At the same time, if one of HiveServer is in...

In Streaming, the accuracy of the message reliability level is achieved through the ACK mechanism.A . TRUEB . FALSEView AnswerAnswer: B

In the HDFS federation environment, which of the following contents does Name Spake contain? (Multiple Choice)A . DirectoryB . DocumentsC . BlockD . None of the aboveView AnswerAnswer: ABC

The function of Channel likes a queue and is used to temporarily cache incoming data. When Sink successfully sends data to the next hop of the Channel or the final purpose, the data will be removed from Channe1.A . TRUEB . FALSEView AnswerAnswer: A

In the Fusioninsight cluster, which of the following components does Spark mainly interact with? (Multiple Choice)A . HDFSB . YARNC . HiveD . ZookeeperView AnswerAnswer: ABD

What types of data nodes znode are there in Zookeeper? (Multiple Choice)A . semi-persistentB . ephemeralC . temporaryD . persistentView AnswerAnswer: BD

Regarding RDD, which of the following statement is error?A . RDD has lineage mechanismB . RDD is stored on disk by defaultC . RD is a read-only, partitionable distributed data setD . RD is Spark's abstraction of basic dataView AnswerAnswer: B

RDD has Transformation and Action operators. Which of the following is an Action operator?A . mapB . saveASTexFileC . FilterD . reducebykeyView AnswerAnswer: B