Category: Hadoop Oozie

Well Done. Your Answer is Correct Keep it Up! Explanation: Oozie Workflow Jobs : These are represented as Directed Acyclic Graphs (DAGs) to specify a sequence of actions to be executed.

Well Done. Your Answer is Correct Keep it Up! Explanation: All decision nodes must have a default element to avoid bringing the workflow into an error state if none of the predicates evaluates to true.

Well Done. Your Answer is Correct Keep it Up! Explanation: If the failure is an error and a retry will not resolve the problem, Oozie will perform the error transition for the action.

Well Done. Your Answer is Correct Keep it Up! Explanation: Control nodes define the flow of execution and include beginning and end of a workflow (start, end and fail nodes) and mechanisms to control the workflow execution path.

Well Done. Your Answer is Correct Keep it Up! Explanation: Workflow with id wfId should exist.

Well Done. Your Answer is Correct Keep it Up! Explanation: Possible states for a workflow jobs are: PREP, RUNNING, SUSPENDED, SUCCEEDED, KILLED and FAILED.

Well Done. Your Answer is Correct Keep it Up! Explanation: Oozie is a framework allowing to combine multiple Map/Reduce jobs into a logical unit of work.

Well Done. Your Answer is Correct Keep it Up! Explanation: Oozie Eclipse plugin (OEP) is an Eclipse plugin for editing Apache Oozie workflows graphically.

Well Done. Your Answer is Correct Keep it Up! Explanation: Oozie Notebundle is incorrect, Oozie Bundle is correct job type.

Well Done. Your Answer is Correct Keep it Up!