Huawei HCIP-Big Data Developer - H13-723-ENU Exam Practice Test

In FusionInsigt HD, an application deployed on Tomcat needs to access the HBase service. In this scenario, it is recommended to use a machine-to-machine account.

In Spark, because DataFrame is a higher-level interface than RDD, the call level will be more. Therefore, the performance of all programs developed based on DataFrame will be worse than that of programs developed based on RDD.

Hive service and HBase service are deployed on a FusionInsight cluster, and two apps (applications) are deployed on Tomcat. One app is to access the HBase service, and the other app is to access the Hive service. Regarding authentication, which methods are as follows Is it right? (multiple choice)

If a user wants to develop an application to access the HBase service, he first applies for a machine-to-machine account teste1, and sets the permission to access the HBase service: then download the keytab file of the account and use the account to run the application. Subsequent business requirements for this application require access to the Hive service. After the tested user is granted access to the Hive component, the user's keytab file needs to be re-downloaded.

When the cluster is normal, the Redis client initiates a get call, and there are () message interactions between the client and the server?

In Streaming application development, which interface does Bolt use to send Tuples?

Oozie's workflow.xml file is a workflow configuration file

In Kafka, which of the following commands can check how many partitions a topic has?

What methods does FusionInsight HD support to submit Oozie jobs? (multiple choice)

In FusionInsight HD, Oozie needs to upload the configuration files and jar packages that the job relies on to HDFS before submitting the job