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CCA-500 · Question #77
CCA-500 Question #77: Real Exam Question with Answer & Explanation
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Question
What action occurs automatically on a cluster when a DataNode is marked as dead?
Options
- AThe NameNode forces re-replication of all the blocks which were stored on the dead DataNode.
- BThe next time a client submits job that requires blocks from the dead DataNode, the JobTracker receives
- CThe replication factor of the files which had blocks stored on the dead DataNode is temporarily reduced,
- DThe NameNode informs the client which write the blocks that are no longer available; the client then
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