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CCA-500 · Question #33

You are running Hadoop cluster with all monitoring facilities properly configured. Which scenario will go undeselected?

The correct answer is D. Map or reduce tasks that are stuck in an infinite loop. See the full explanation below for the reasoning.

Question

You are running Hadoop cluster with all monitoring facilities properly configured. Which scenario will go undeselected?

Options

AHDFS is almost full
BThe NameNode goes down
CA DataNode is disconnected from the cluster
DMap or reduce tasks that are stuck in an infinite loop
EMapReduce jobs are causing excessive memory swaps

How the community answered

(45 responses)

A
4% (2)
B
9% (4)
C
2% (1)
D
82% (37)
E
2% (1)

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