If the IP address or hostname of a data node changes
A) the namenode updates the mapping between file name and block name
B) the data in that data node is lost forever
C) the namenode need not update mapping between file name and block name
D) there namenode has to be restarted
Correct Answer:
Verified
Q1: A file in HDFS that is smaller
Q2: Which among the following are the duties
Q4: For the frequently accessed HDFS files the
Q5: Which scenario demands highest bandwidth for data
Q6: When a client contacts the namenode for
Q7: In HDFS the files cannot be
A)read
B)deleted
C)executed
D)archived
Q8: Which among the following is the duties
Q9: NameNode and DataNode do communicate using
A)active pulse
B)heartbeats
C)h-signal
D)data
Q10: Amazon EC2 provides virtual computing environments, known
Q11: Data stored in _ domains doesn't require maintenance
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