Huawei

H13-711_V3.5 · Question #108

Which statement about DataNode of HDFS in Huawei Fusioninsight HD system is correct?

The correct answer is B. Periodically send Block related information of this node to NameNode. See the full explanation below for the reasoning.

Question

Which statement about DataNode of HDFS in Huawei Fusioninsight HD system is correct?

Options

ADoes not check data validity
BPeriodically send Block related information of this node to NameNode
CBlocks stored by different DataNodes must be different
DBlocks on a DataNode can be the same

How the community answered

(41 responses)

A
10% (4)
B
85% (35)
C
2% (1)
D
2% (1)

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