Sign Up Login


  1. Categories >> Software >> Big Data >> Hadoop >> Apache HDFS Hadoop Distributed File System
  2. Suggest New Category
Apache HDFS Hadoop Distributed File System Interview Questions
Questions Answers Views Company eMail

How data or file is written into Hadoop HDFS?

 32

In HDFS, how Name node determines which data node to write on?

 46

What is Secondary NameNode in Hadoop HDFS?

 60

How to restart NameNode or all the daemons in Hadoop HDFS?

 45

Why HDFS performs replication, although it results in data redundancy in Hadoop?

 33

Can multiple clients write into a Hadoop HDFS file concurrently?

 41

On what basis name node distribute blocks across the data nodes in HDFS?

 39

Why is Reading done in parallel and writing is not in HDFS?

 38

Can multiple clients write into an HDFS file concurrently in hadoop?

 58

How to create Users in hadoop HDFS?

 66

How to transfer data from Hive to HDFS?

 31

Why HDFS stores data using commodity hardware despite the higher chance of failures in hadoop?

 32

What is Hadoop Distributed File System- HDFS?

 37

What is throughput in HDFS?

 51

How to split single hdfs block into partitions rdd?

 38

Post New Apache HDFS Hadoop Distributed File System Questions

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

What do you mean by meta information in hdfs?

24

What is Fault Tolerance in HDFS?

35

Does HDFS allow a client to read a file which is already opened for writing in hadoop?

36

What is a block in Hadoop HDFS? What should be the block size to get optimum performance from the Hadoop cluster?

30

If the source data gets updated every now and then, how will you synchronize the data in hdfs that is imported by sqoop?

133

What is the difference between Input Split and an HDFS Block?

63

What is the difference between MapReduce engine and HDFS cluster?

89

What are the main properties of hdfs-site.xml file?

40

What do you mean by meta data in hdfs? List the files associated with metadata.

26

What is the module in HDFS?

28

What should be the HDFS Block size to get maximum performance from Hadoop cluster?

30

Explain how are file systems checked in hdfs?

30

What is the importance of dfs.namenode.name.dir in HDFS?

47

Can we have different replication factor of the existing files in hdfs?

46

What is the difference between input split and hdfs block?

77

For More Un-Answered { Apache HDFS Hadoop Distributed File System } Questions Click Here