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Free H13-723_V2.0 Exam Braindumps (page: 8)

Page 8 of 132
PDF with 526 Questions

SparkWhat kind of parameter setting methods does the application have? (multiple choice)

  1. in the application configuration filespark-defaults.confconfigure in
  2. When submitting your application, pass--confmake settings
  3. In the application code, passSparkContextofsetPropertymethod to set
  4. In the application code, passSparkConfobject to set

Answer(s): A,B,D



existFusionInsight HDin the cluster,FlumeWhich service does not support writing collected data to the cluster?

  1. HDFS
  2. HBase
  3. Kafka
  4. Redis

Answer(s): D



existSpark, assuminglinesIs anDStreamObject, which of the following statements can periodically count the number of words on this stream?

  1. lines.flatMap(_.split??)).map(word=>(word,1)).reduce(_+_).print ( )
  2. lines.flatMap(_.split??)).map(word=>(word,word.length())).reduceByKey(_+_).print ( )
  3. lines.flatMap(_.split??)).map(word=>(word,1)).reduceByKey(_+_).print ( )
  4. lines.flatMap(_.split??)).flatmap(word=>(word,1)).groupByKey(_+_).print ( )

Answer(s): C



HBaseFilters can set column names or column values as filter conditions, and support the use of multiple filters at the same time.

  1. True
  2. False

Answer(s): A






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