Cloudera
CCD-410 · Question #24
In a large MapReduce job with m mappers and n reducers, how many distinct copy operations will there be in the sort/shuffle phase?
Sign in or unlock CCD-410 to reveal the answer and full explanation for question #24. The question stem and answer options stay visible for context.
Performance Tuning and Troubleshooting
Question
In a large MapReduce job with m mappers and n reducers, how many distinct copy operations will there be in the sort/shuffle phase?
Options
- AmXn (i.e., m multiplied by n)
- Bn
- Cm
- Dm+n (i.e., m plus n)
- Emn (i.e., m to the power of n)
Unlock CCD-410 to see the answer
You've previewed enough free CCD-410 questions. Unlock CCD-410 for full answers, explanations, the timed quiz mode, progress tracking, and the master PDF. Question stem and options stay visible so you can still see what's on the exam.
Topics
#shuffle phase#copy operations#mappers#reducers