Free CCA-500 Exam Dumps

Which YARN daemon or service monitors a Controller’s per-application resource using (e.g., memory CPU)?

Correct Answer:A

For each YARN job, the Hadoop framework generates task log file. Where are Hadoop task log files stored?

A. Cached by the NodeManager managing the job containers, then written to a log directory on the NameNode
B. Cached in the YARN container running the task, then copied into HDFS on job completion
C. In HDFS, in the directory of the user who generates the job
D. On the local disk of the slave mode running the task

Correct Answer:D