Cloudera
CCA-410 · Question #51
CCA-410 Question #51: Real Exam Question with Answer & Explanation
Sign in or unlock CCA-410 to reveal the answer and full explanation for question #51. The question stem and answer options stay visible for context.
Question
What occurs when you run a hadoop job specifying output directory for job output which already exists in HDFS?
Options
- Aan error will occur after the mappers have completed but before any reducers begin to run because the
- Bthe job will run successfully. Output from the reducers will override the contents of existing directory
- Cthe job will run successfully output from the reducers will be placed in a directory called job output -1
- DAn error will occur immediately because the output directory must not already exist.
Unlock CCA-410 to see the answer
You've previewed enough free CCA-410 questions. Unlock CCA-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.