Few queries

Hi Team,

I have below queries to be addressed.

lesson 4.51 : case study 4 - how to download java file grouplogs.java

lesson 5.9 : not able to download files using wget, getting 403 error

not able to copy files , below is the error
[75c75687c76db3bf87c33024122217@ip-172-31-60-179 ~]$ hadoop fs -D dfs.blocksize=1048576 -copyFromLocal pg4300.txt /training

copyFromLocal: Permission denied: user=75c75687c76db3bf87c33024122217, access=WRITE,...

Few queries