What does CDH packaging do on install to facilitate Kerberos security setup?
A.
Automatically configures permissions for log files at &MAPRED_LOG_DIR/userlogs
B.
Creates users for hdfs and mapreduce to facilitate role assignment
C.
Creates directories for temp, hdfs, and mapreduce with the correct permissions
D.
Creates a set of pre-configured Kerberos keytab files and their permissions
E.
Creates and configures your kdc with default cluster values