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CCA-410 · Question #75
CCA-410 Question #75: Real Exam Question with Answer & Explanation
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Question
Which two updates occur when a client application opens a stream to begin a file write on a cluster running MapReduce v1 (MRv1)?
Options
- AOnce the write stream closes on the DataNode, the DataNode immediately initiates a black report to the
- BThe change is written to the NameNode disk.
- CThe metadata in the RAM on the NameNode is flushed to disk.
- DThe metadata in RAM on the NameNode is flushed disk.
- EThe metadata in RAM on the NameNode is updated.
- FThe change is written to the edits file.
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