To view the execution details of an Impala query plan, which function would you use ?

Which feature is used to roll back a corrupted HDFS instance to a previously known good point in time?

Hadoop Common is written in which language?

Which file system does Hadoop use for storage?

What kind of storage and processing does Hadoop support?

To copy a file into the Hadoop file system, what command should you use?

Which command is used to view the content of a file named /newexample/example1.txt?

Which HDFS command is used for checking inconsistencies and reporting problems with various files?

Which environment variable is used for determining the Hadoop cluster for Pig, in order to run the MapReduce jobs?

Which one is the master process that accepts the job submissions from the clients and schedule the tasks to run on worker nodes?

In Pig, which of the following types of join operations can be performed using the Replicated join? i) Inner join ii) Outer join iii) Right-outer join iv) Left-outer join