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Welcome to the MapReduce Development and Features MCQs Page

Dive deep into the fascinating world of MapReduce Development and Features with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of MapReduce Development and Features, a crucial aspect of Hadoop. In this section, you will encounter a diverse range of MCQs that cover various aspects of MapReduce Development and Features, 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 MapReduce Development and Features. 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 MapReduce Development and Features. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

MapReduce Development and Features MCQs | Page 5 of 11

Explore more Topics under Hadoop

Q41.
For running hadoop service daemons in Hadoop in secure mode ___________ principals are required.

a.

SSL

b.

Kerberos

c.

SSH

d.

None of the mentioned

Discuss
Answer: (b).Kerberos
Q42.
The simplest way to do authentication is using _________ command of Kerberos.

a.

auth

b.

kinit

c.

authorize

d.

all of the mentioned

Discuss
Answer: (b).kinit
Q43.
Data transfer between Web-console and clients are protected by using _________

a.

SSL

b.

Kerberos

c.

SSH

d.

None of the mentioned

Discuss
Answer: (a).SSL
Q44.
In order to turn on RPC authentication in hadoop, set the value of hadoop.security.authentication property to _________

a.

zero

b.

kerberos

c.

false

d.

none of the mentioned

Discuss
Answer: (b).kerberos
Q45.
The __________ provides a proxy between the web applications exported by an application and an end user.

a.

ProxyServer

b.

WebAppProxy

c.

WebProxy

d.

None of the mentioned

Discuss
Answer: (b).WebAppProxy
Q46.
___________ used by YARN framework which defines how any container launched and controlled.

a.

Container

b.

ContainerExecutor

c.

Executor

d.

All of the mentioned

Discuss
Answer: (b).ContainerExecutor
Q47.
The ____________ requires that paths including and leading up to the directories specified in yarn.nodemanager.local-dirs.

a.

TaskController

b.

LinuxTaskController

c.

LinuxController

d.

None of the mentioned

Discuss
Answer: (b).LinuxTaskController
Q48.
The configuration file must be owned by the user running _________

a.

DataManager

b.

NodeManager

c.

ValidationManager

d.

None of the mentioned

Discuss
Answer: (b).NodeManager
Q49.
__________ storage is a solution to decouple growing storage capacity from compute capacity.

a.

DataNode

b.

Archival

c.

Policy

d.

None of the mentioned

Discuss
Answer: (b).Archival
Q50.
___________ is added for supporting writing single replica files in memory.

a.

ROM_DISK

b.

ARCHIVE

c.

RAM_DISK

d.

All of the mentioned

Discuss
Answer: (c).RAM_DISK
Page 5 of 11

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