Un-Answered Questions { Apache HDFS Hadoop Distributed File System }

What is HDFS?

1


Why HDFS?

1


How to Delete file from HDFS?

1


How to keep files in HDFS?

1


How is NFS different from HDFS?

1





Why is block size large in Hadoop?

1


Distinguish HDFS Block and Input Unit?

1


What are the difference between of the “HDFS Block” and “Input Split”?

1


What happens when two users try to access to the same file in HDFS?

1


Does the HDFS go wrong? If so, how?

1





Why is HDFS only suitable for large data sets and not the correct tool to use for many small files?

1


What happens when two clients try to access the same file on HDFS?

1


What are the different file permissions in the HDFS for files or directory levels?

1


How to read file in HDFS?

1


When NameNode enter in Safe Mode?

1