Apache HDFS Hadoop Distributed File System Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apache HDFS Hadoop Distributed File System Interview Questions

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Write command to copy a file from HDFS to linux(local).

How to create directory in HDFS?

How to Delete directory from HDFS?

What are the main features of hdfssite.xml?

Write the command to copy a file from linux to hdfs?

How to copy file from HDFS to local?

How much Metadata will be created on NameNode in Hadoop?

What do you mean by metadata in Hadoop?

How to Delete directory and files recursively from HDFS?

How does HDFS Index Data blocks? Explain.

How to access HDFS?

Explain the process that overwrites the replication factors in HDFS?

Difference Between Hadoop and HDFS?

How would you import data from MYSQL into HDFS ?

Define HDFS and talk about their respective components?

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

Write command to copy a file from HDFS to linux(local).

Explain the process that overwrites the replication factors in HDFS?

What do you mean by metadata in HDFS?

What is a block in HDFS, why block size 64MB?

How will you perform the inter cluster data copying work in hdfs?

What is the module in HDFS?

What are problems with small files and hdfs?

What are the main hdfs-site.xml properties?

How are file systems checked in hdfs?

Why do we need hdfs?

What do you mean by meta information in hdfs?

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

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

What is Secondary NameNode in Hadoop HDFS?

What is non-dfs used in hdfs web console

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