Apache HDFS Hadoop Distributed File System Interview Questions
Questions Answers Views Company eMail

How data or file is written into Hadoop HDFS?

22

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

29

What is Secondary NameNode in Hadoop HDFS?

50

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

30

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

26

Can multiple clients write into a Hadoop HDFS file concurrently?

33

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

33

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

24

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

37

How to create Users in hadoop HDFS?

58

How to transfer data from Hive to HDFS?

26

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

26

What is Hadoop Distributed File System- HDFS?

28

What is throughput in HDFS?

47

How to split single hdfs block into partitions rdd?

29


Post New Apache HDFS Hadoop Distributed File System Questions

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

Differentiate HDFS & HBase?

28


How data or file is read in HDFS?

24


Define HDFS and talk about their respective components?

34


Explain how are file systems checked in hdfs?

19


How to keep files in HDFS?

40






Will various customers write into an hdfs record simultaneously?

30


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

21


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

20


Why HDFS?

24


How does hdfs give great throughput?

22


How does HDFS Index Data blocks? Explain.

19


how does hdfs ensure data integrity of data blocks stored in hadoop hdfs?

22


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

29


Why do we need hdfs?

44


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

105