Workflow Automation with Oozie MCQ question and answer with solution

1

What is Oozie in the context of Hadoop?

A) A workflow scheduler for Hadoop jobs B) A distributed storage system C) A query language for Hadoop D) A data processing engine for Hadoop

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Answer & Solution

Answer: Option A

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2

In Oozie, what is the primary purpose of a coordinator?

A) Perform data analytics in Hadoop B) Execute MapReduce jobs C) Manage computation resources D) Define and manage recurrent workflows

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Answer: Option D

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3

What is an Oozie Bundle in the context of workflow automation?

A) A storage format in Hadoop B) A query language for Hadoop C) A collection of coordinated workflows D) A distributed file system

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Answer & Solution

Answer: Option C

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4

In Oozie, what does the term "action" refer to?

A) A query language for Hadoop B) A unit of work in a workflow C) A distributed file system D) None of the above

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Answer: Option B

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5

What is the purpose of the Oozie Coordinator Dataset?

A) Join records from multiple tables B) Group records based on a condition C) Define the data set for a coordinator D) Sort records based on a column

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Answer: Option C

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6

In Oozie, what is the role of the Oozie Workflow XML file?

A) A storage format in Hadoop B) A query language for Hadoop C) A distributed file system D) Define the structure and execution flow of a workflow

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Answer & Solution

Answer: Option D

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7

What is the significance of the Oozie Decision node in a workflow?

A) Conditionally control the flow of the workflow B) Execute MapReduce jobs C) Manage computation resources D) Perform data analytics in Hadoop

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Answer & Solution

Answer: Option A

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8

In Oozie, what does the term "bundle application coordinator" mean?

A) A distributed file system B) A query language for Hadoop C) A storage format in Hadoop D) A coordinator for managing a bundle of workflows

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Answer: Option D

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9

What is the primary role of the Oozie Action Executor?

A) Sort records based on a column B) Group records based on a condition C) Execute individual actions in a workflow D) Join records from multiple tables

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Answer & Solution

Answer: Option C

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10

In Oozie, what is the purpose of the "capture-output" property in a workflow action?

A) Manage computation resources B) Capture the standard output of an action C) Perform data analytics in Hadoop D) None of the above

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Answer & Solution

Answer: Option B

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Workflow Automation with Oozie MCQ question and answer with solution | Hadoop MCQs