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Welcome to the Hadoop Libraries and Utilities MCQs Page

Dive deep into the fascinating world of Hadoop Libraries and Utilities with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Hadoop Libraries and Utilities, a crucial aspect of Hadoop. In this section, you will encounter a diverse range of MCQs that cover various aspects of Hadoop Libraries and Utilities, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Hadoop.

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Check out the MCQs below to embark on an enriching journey through Hadoop Libraries and Utilities. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Hadoop.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Hadoop Libraries and Utilities. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Hadoop Libraries and Utilities MCQs | Page 3 of 18

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Q21.
If a computation/processing task -triggered by a workflow fails to complete successfully, its transitions to _____________

a.

error

b.

ok

c.

true

d.

false

Discuss
Answer: (a).error
Q22.
If the failure is of ___________ nature, Oozie will suspend the workflow job.

a.

transient

b.

non-transient

c.

permanent

d.

all of the mentioned

Discuss
Answer: (b).non-transient
Q23.
A _______________ action can be configured to perform file system cleanup and directory creation before starting the mapreduce job.

a.

map

b.

reduce

c.

map-reduce

d.

none of the mentioned

Discuss
Answer: (c).map-reduce
Q24.
___________ properties can be overridden by specifying them in the job-xml file or configuration element.

a.

Pipe

b.

Decision

c.

Flag

d.

None of the mentioned

Discuss
Answer: (a).Pipe
Q25.
A collection of various actions in a control dependency DAG is referred to as ________________

a.

workflow

b.

dataflow

c.

clientflow

d.

none of the mentioned

Discuss
Answer: (a).workflow
Q26.
The ability of Hadoop to efficiently process large volumes of data in parallel is called __________ processing.

a.

batch

b.

stream

c.

time

d.

all of the mentioned

Discuss
Answer: (b).stream
Q27.
__________ is used for simplified Data Management in Hadoop.

a.

Falcon

b.

flume

c.

Impala

d.

None of the mentioned

Discuss
Answer: (a).Falcon
Q28.
Falcon provides ___________ workflow for copying data from source to target.

a.

recurring

b.

investment

c.

data

d.

none of the mentioned

Discuss
Answer: (a).recurring
Q29.
A recurring workflow is used for purging expired data on __________ cluster.

a.

Primary

b.

Secondary

c.

BCP

d.

None of the mentioned

Discuss
Answer: (a).Primary
Q30.
Falcon provides the key services data processing applications need so Sophisticated________ can easily be added to Hadoop applications.

a.

DAM

b.

DLM

c.

DCM

d.

All of the mentioned

Discuss
Answer: (b).DLM
Page 3 of 18

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