Briefing Cloudera Knowledge

Which command gathers these into a single file on your local file system?

You have just run a MapReduce job to filter user messages to only those of a selected
geographical region. The output for this job is in a directory named westUsers, located just
below your home directory in HDFS. Which command gathers these into a single file on

your local file system?

A.
Hadoop fs –getmerge –R westUsers.txt

B.
Hadoop fs –get westUsers westUsers.txt

C.
Hadoop fs –getemerge westUsers westUsers.txt

D.
Hadoop fs –cp westUsers/* westUsers.txt