What is hdfs block size?

How hdfs is different from traditional file systems?

How is hdfs block size different from traditional file system block size?

How data or a file is written into hdfs?

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

Explain the hdfs architecture and list the various hdfs daemons in hdfs cluster?

Can you modify the file present in hdfs?

Hdfs stores data using commodity hardware which has higher chances of failures. So, how hdfs ensures the fault tolerance capability of the system?

What is the command for archiving a group of files in hdfs.

Explain the hdfs architecture?

How does hdfs provides good throughput?

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

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

Suppose there is file of size 514 mb stored in hdfs (hadoop 2.x) using default block size configuration and default replication factor. Then, how many blocks will be created in total and what will be the size of each block?

List the files associated with metadata in hdfs?