Multiple Choice
In context of HDFS file system, Point out the wrong statement.
A) replication factor can be configured at a cluster level (default is set to 3) and also at a file level
B) block report from each datanode contains a list of all the blocks that are stored on that datanode
C) user data is stored on the local file system of datanodes
D) datanode is aware of the files to which the blocks stored on it belong to
Correct Answer:
Verified
Correct Answer:
Verified
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Q17: In HDFS, ---------------is the slave/worker node and
Q18: In which file system mapreduce function is
Q19: map and reduce are<br>A)libraries<br>B)functions<br>C)file system<br>D)os
Q20: File Replication is done to<br>A)increase complexity<br>B)increase cost<br>C)increase
Q22: The dynamic replication algorithm takes into account<br>A)to
Q23: To improve performance, many distributed systems<br>A)combine check
Q24: In Casual consistency model all processes shared