Question

Point out the correct statement.

a.

The right number of reduces seems to be 0.95 or 1.75

b.

Increasing the number of reduces increases the framework overhead

c.

With 0.95 all of the reduces can launch immediately and start transferring map outputs as the maps finish

d.

All of the mentioned

Posted under Hadoop

Answer: (c).With 0.95 all of the reduces can launch immediately and start transferring map outputs as the maps finish

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