Explanation:If the failure is an error and a retry will not resolve the problem, Oozie will perform the error transition for the action. 9. A _______________ action can be configured to perform file system cleanup and directory creation before starting the map reduce job.
A. map
B. reduce
C. map-reduce
D. None of the mentioned
Answer:A
Explanation:If the failure is an error and a retry will not resolve the problem, Oozie will perform the error transition for the action. 9. A _______________ action can be configured to perform file system cleanup and directory creation before starting the map reduce job.
A. map B. reduce C. map-reduce D. None of the mentioned
Explanation:The map-reduce action starts a Hadoop map/reduce job from a workflow. 10. ___________ properties can be overridden by specifying them in the job-xml file or configuration element.