Hadoop Oozie MCQs

Hadoop Oozie MCQs : This section focuses on "Oozie" in Hadoop. These Multiple Choice Questions (MCQ) should be practiced to improve the hadoop skills required for various interviews (campus interviews, walk-in interviews, company interviews), placements, entrance exams and other competitive examinations.

1. Which of the following is true about oozie?

A. Oozie is an Open Source
B. Oozie is available under Apache license 2.0.
C. oozie manage Hadoop jobs in a distributed environment.
D. All of the above

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2. Which of the following is incorrect job type in oozie?

A. Oozie Workflow Jobs
B. Oozie Coordinator Jobs
C. Oozie Notebundle jobs
D. All of the above

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3. What is the full form of OEP?

A. Oozie Editor Plugin
B. Oozie Eclipse Plugin
C. Oozie Eclipse Partition
D. Oozie Editor Partition

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4. Oozie Workflow jobs are Directed ________ graphs of actions.

A. Acyclical
B. Cyclical
C. Elliptical
D. None of the above

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5. Which of the following is one of the possible state for a workflow jobs?

A. Start
B. Resume
C. End
D. Prep

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6. Workflow with id __________ should be in SUCCEEDED/KILLED/FAILED.

A. wfId
B. iUD
C. iFD
D. All of the above

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7. Point out the correct statement.

A. Oozie is a Java Web-Application that runs in a Java servlet-container
B. Oozie workflow is a collection of actions arranged in a control dependency DAG
C. hPDL is a fairly compact language
D. All of the above

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8. If the failure is of ___________ nature, Oozie will suspend the workflow job.

A. transient
B. non-transient
C. permanent
D. Temporary

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9. A ___________ node enables a workflow to make a selection on the execution path to follow.

A. decision
B. Fork
C. Start
D. Prep

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10. The job is used to represented as Directed Acyclic Graphs (DAGs) to specify a sequence of actions to be executed.

A. Oozie Bundle Jobs
B. Oozie Coordinator Jobs
C. Oozie Workflow Jobs
D. All of the above

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