Free H13-711_V3.0 Exam Braindumps (page: 43)

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Which of the descriptions of the Loader job in FusionlnsightHD is correct?

  1. After the Loader submits the job to Yam for execution, if the Loader service is abnormal at this time, the job execution fails.
  2. After the Loader submits the job to Yam for execution, if a Mapper task fails to execute, it can automatically retry
  3. After the Loadet job fails to execute, garbage data will be generated, which needs to be cleared manually by the user
  4. Loader submits a job to Yam for execution. No other jobs can be submitted until the job is executed.

Answer(s): B



To enable the log aggregation function of the Yam component in the Hadoop platform, which parameter needs to be configured?

  1. yarn.nodemanager.local-dirs
  2. yarn.nodemanager.log-dirs
  3. yarn.acl.enable
  4. yarn.log-aggregation-enable

Answer(s): D



This command in Hive "ALTER TABLEemployeelADDcolumns(columnlstring);"What does it mean?

  1. delete table
  2. add column
  3. create table
  4. Modify file format

Answer(s): B



The scheme authentication method of single-choice Zookeeper does not include which of the following?( )

  1. auth
  2. sasl
  3. digest
  4. world

Answer(s): B






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