Online Access Free H13-711_V3.5 Practice Test

When the Fusioninsight Manager interface shows that the Hive service status is Bad, what are the possible reasons? (Multiple choice)

• A.HDFS service is unavailable
• B.DBService is unavailable
• C.The MetaStore instance is unavailable
• D.The HBase service is unavailable

When the number of nodes in the Zookeeper cluster is 5 nodes, how many nodes are equivalent to the disaster recovery capability of the cluster?

• A.4
• B.6
• C.None of the above
• D.3

Which of the following statements about Transformation in Flink is correct? (Multiple choice)

• A.The Filter operation is to perform a Boolean function on each element
• B.KeyBy is to group the source data according to the key to ensure that the metadata of the same key are divided into the same group
• C.FlatMap can segment text
• D.You can set the time window through the window

Regarding the difference and connection between Spark SQL & Hive, which of the following statements is correct? (Multiple choice)

• A.Spark SQL relies on Hive metadata
• B.Spark SQL cannot use Hive's custom functions
• C.Spark SQL is compatible with most Hive syntax and functions
• D.The execution engine of Spark SQL is Spark core, and the default execution engine of Hive is MapReduce

What is wrong about the architecture description of Hive in FusionInsight HD?

• A.As long as one HiveServer is unavailable, the entire Hive cluster will be unavailable
• B.MetaStore is used to provide original data services and depends on DBServer
• C.HiveServer is responsible for accepting client requests, parsing, executing HQL commands and returning query results
• D.At the same time, only one HiveServer is in the Active state, and the other is in the Standby state