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CCD-410 · Question #55
CCD-410 Question #55: Real Exam Question with Answer & Explanation
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Question
A client application creates an HDFS file named foo.txt with a replication factor of 3. Identify which best describes the file access rules in HDFS if the file has a single block that is stored on data nodes A, B and C?
Options
- AThe file will be marked as corrupted if data node B fails during the creation of the file.
- BEach data node locks the local file to prohibit concurrent readers and writers of the file.
- CEach data node stores a copy of the file in the local file system with the same name as the HDFS file.
- DThe file can be accessed if at least one of the data nodes storing the file is available.
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