Suppose you need to select a storage system that supports Resource Manager High Availability (RM HA). Which of the following types of storage should be selected in this case?

Which statement is correct about the Hadoop file system namespace?

Which Hadoop command is used for creating a file of zero length?

Consider an input file named abc.dat.txt with default block size 128 MB. Which one is the correct command that will upload this file into an HDFS, with a block size of 512 MB?

What is the function of the following Configuration property of YARN's Resource Manager? yarn.resourcemanager.ha.id

Which two of the following are the correct differences between MapReduce and traditional RDBMS?

In the Hadoop system, what administrative mode is used for maintenance?

When implemented on a public cloud, with what does Hadoop processing interact?

What is the output of the Reducer?

Which library should you use to perform ETL-type MapReduce jobs?

A distributed cache file path can originate from what location?