For each YARN Job, the Hadoop framework generates task log files. Where are Hadoop’s
files stored?

A.
Cached In the YARN container running the task, then copied into HDFS on fob
completion

B.
Cached by the NodeManager managing the job containers, then written to a log directory
on the NameNode

C.
In HDFS, In the directory of the user who generates the job

D.
On the local disk of the slave node running the task