What are the core Apache components enclosed in its bundle?

Question

Q:

What are the core Apache components enclosed in its bundle?

1)HDFS, Map-reduce,YARN,Hadoop Commons

2)HDFS, NFS, Combiners, Utility Package

3)HDFS, Map-reduce, Hadoop core

4)MapR-FS, Map-reduce,YARN,Hadoop Commons

Answer 1

HDFS, Map-reduce,YARN,Hadoop Commons