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Free ACA-BIGDATA1 Exam Braindumps

_______ instances in E-MapReduce are responsible for computing and can quickly add computing power to a cluster. They can also scale up and down at any time without impacting the operations of the cluster.
Score 2

  1. Task
  2. Gateway
  3. Master
  4. Core

Answer(s): C



Your company stores user profile records in an OLTP databases. You want to join these records with web server logs you have already ingested into the Hadoop file system.
What is the best way to obtain and ingest these user records?
Score 2

  1. Ingest with Hadoop streaming
  2. Ingest using Hive
  3. Ingest with sqoop import
  4. Ingest with Pig's LOAD command

Answer(s): C



You are working on a project where you need to chain together MapReduce, Hive jobs. You also need the ability to use forks, decision points, and path joins.
Which ecosystem project should you use to perform these actions?
Score 2

  1. Spark
  2. HUE
  3. Zookeeper
  4. Oozie

Answer(s): D



Which node type in DataWorks can edit the Python code to operate data in MaxCompute? Score 2

  1. PyODPS
  2. ODPS MR Node
  3. ODPS Script Node
  4. SHELL node

Answer(s): A






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