Why do we use HDFS for applications having large data sets and not when there are lot of small files?1 660
What is the MapReduce plan in pig architecture?
What are the components of Hive architecture?
Why are the number of splits equal to the number of maps?
What is the difference between Gen1 and Gen2 Hadoop with regards to the Namenode?
How we can take Hadoop out of Safe Mode?
Why do we use Hadoop?
Name some companies that use Hadoop?
How the HDFS Blocks are replicated?
Write a Mapreduce Program for Character Count ?
Explain the difference between COUNT_STAR and COUNT functions in Apache Pig?
On what basis data will be stored on a rack?
What is Row Key?
Virtual Box & Ubuntu Installation?
Explain about the popular use cases of Apache Spark
What are watches?