Cloudera
CCA-500 · Question #87
CCA-500 Question #87: Real Exam Question with Answer & Explanation
The correct answer is A. Application B can read 256MB of the file. See the full explanation below for the reasoning.
Question
Your cluster Mode size is set to 128MB. A client application (client application A) is writing a 500MB file to HDFS. After client application A has written 300MB of data, another client (client application B) attempts to read the file. What is the effect of a second client requesting a file during a write?
Options
- AApplication B can read 256MB of the file
- BClient application B returns an error
- CClient application on B can read the 300MB that has been written so far.
- DClient application B must wait until the entire file has been written, and will then read its entire contents.
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