Cloudera
CCD-333 · Question #45
What is the preferred way to pass a small number of configuration parameters to a mapper or reducer? Cloudera CCD-333 Exam
The correct answer is B. As a custom input key-value pair passed to each mapper or reducer. See the full explanation below for the reasoning.
Question
What is the preferred way to pass a small number of configuration parameters to a mapper or reducer? Cloudera CCD-333 Exam
Options
- AAs key-value pairs in the jobconf object.
- BAs a custom input key-value pair passed to each mapper or reducer.
- CUsing a plain text file via the Distributedcache, which each mapper or reducer reads.
- DThrough a static variable in the MapReduce driver class (i.e., the class that submits the
How the community answered
(46 responses)- A2% (1)
- B78% (36)
- C13% (6)
- D7% (3)
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