Which of the following describes how a client reads a file from HDFS?

Question

Options

• ATheclient queries the NameNode for the block location(s).TheNameNode returns the block
• BThe client queriesall DataNodes in parallel.The DataNode that contains the requested data
• CThe client contacts the NameNode for the block location(s). The NameNode then queries the
• DThe client contacts the NameNode for the block location(s). The NameNode contacts the

• A
  8% (2)
• B
  4% (1)
• C
  73% (19)
• D
  15% (4)

Explanation

Cloudera CCD-333 Exam

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