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

How does data transfer happen from hdfs to hive?

 145

What is non-dfs used in hdfs web console

 65

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

 145

How to use hdfs put command for data transfer from flume to hdfs?

 52

What are tools available to send the streaming data to hdfs?

 33

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

 37

Compare hbase vs hdfs?

 36

Which classes are used by the hive to read and write hdfs files?

 70

Is the hdfs block size reduced to achieve faster query results?

 36

Why does hive not store metadata information in hdfs?

 27

While processing data from hdfs, does it execute code near data?

 38

What is a task tracker?

 41

Explain the difference between nas and hdfs?

 34

What is a job tracker?

 36

What is the difference betwaeen mapreduce engine and hdfs cluster?

 37

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

What is the throughput? How does hdfs give great throughput?

53

Explain the hdfs architecture?

47

How do you do a file system check in hdfs?

37

How to copy file from HDFS to local?

47

Can you modify the file present in hdfs?

78

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

68

Can multiple clients write into a Hadoop HDFS file concurrently?

47

What do you mean by the high availability of a namenode? How is it achieved?

33

Explain how indexing in hdfs is done?

30

How to perform the inter-cluster data copying work in HDFS?

42

What is Hadoop Distributed File System- HDFS?

40

What is the throughput?

43

List the various HDFS daemons in HDFS cluster?

35

How much Metadata will be created on NameNode in Hadoop?

54

What are file permissions in HDFS? how does HDFS check permissions for files/directory?

49

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