Cloudera
CCA-500 · Question #9
Which process instantiates user code, and executes map and reduce tasks on a cluster running MapReduce v2 (MRv2) on YARN?
The correct answer is A. NodeManager. See the full explanation below for the reasoning.
Question
Which process instantiates user code, and executes map and reduce tasks on a cluster running MapReduce v2 (MRv2) on YARN?
Options
- ANodeManager
- BApplicationMaster
- CTaskTracker
- DJobTracker
- ENameNode
- FDataNode
- GResourceManager
How the community answered
(55 responses)- A75% (41)
- C2% (1)
- D2% (1)
- E13% (7)
- F5% (3)
- G4% (2)
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