CCA-500 Exam Dumps : Cloudera Certified Administrator for Apache Hadoop (CCAH)

Automatically configures permissions for log files at & MAPRED_LOG_DIR/userlogs

Creates users for hdfs and mapreduce to facilitate role assignment

Creates directories for temp, hdfs, and mapreduce with the correct permissions

Creates a set of pre-configured Kerberos keytab files and their permissions

Creates and configures your kdc with default cluster values

Delete the /dev/vmswap file on the node

Delete the /etc/swap file on the node

Set the ram.swap parameter to 0 in core-site.xml

Set vm.swapfile file on the node

Delete the /swapfile file on the node

When your workload generates a large amount of output data, significantly larger than the amount of intermediate data

When your workload consumes a large amount of input data, relative to the entire capacity if HDFS

When your workload consists of processor-intensive tasks

When your workload generates a large amount of intermediate data, on the order of the input data itself