H13-711 무료 덤프문제 온라인 액세스

In the Hadoop platform, to view information about an application in the YARN service, what command is usually used?

• A.application
• B.application attempt
• C.container
• D.jar

RDDs can be generated from Hadoop-compatible file systems. After generation, RDD data can be partially updated by calling RDD operators.

• A.True
• B.wrong

In the Fusioninsight HD system, use the Streaming client shell command to view the topology or submit the topology failure. Which of the following positioning methods is correct? (Multiple choices)

• A.Check the Supervisor running log to determine whether the Supervisor is abnormal
• B.Check the operation log of the main Nimbus to determine whether the Nimbus server is abnormal
• C.View Worker line log
• D.Check the client exception stack to determine whether the client is using the problem

What is incorrect about the deployment of Kafka components in the Fusionlnsight HD product?

• A.Consumer as a Kafka client role specializes in message consumption
• B.Kafka must not be less than 2
• C.Kafka strongly depends on ZooKeeper s. To install Kafka, you must install ZooKeeper.
  The number of instances deployed by
• D.Kafka's service turbulence can generate messages

In Huawei Fusioninsight HD system, there are 3 data blocks in the storage copy. When the data block is lost on one node, you need to manually copy a copy to the node.

• A.False
• B.True