Explore topic-wise MCQs in Hadoop.

This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Hadoop knowledge and support exam preparation. Choose a topic below to get started.

1.

The configuration file must be owned by the user running _________

A. DataManager
B. NodeManager
C. ValidationManager
D. None of the mentioned
Answer» C. ValidationManager
2.

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
Answer» C. LinuxController
3.

___________ used by YARN framework which defines how any container launched and controlled.

A. Container
B. ContainerExecutor
C. Executor
D. All of the mentioned
Answer» C. Executor
4.

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
Answer» C. false
5.

Data transfer between Web-console and clients are protected by using _________

A. SSL
B. Kerberos
C. SSH
D. None of the mentioned
Answer» B. Kerberos
6.

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

A. SSL
B. Kerberos
C. SSH
D. None of the mentioned
Answer» C. SSH
7.

THE_CONFIGURATION_FILE_MUST_BE_OWNED_BY_THE_USER_RUNNING_:?$

A. DataManager
B. NodeManager
C. ValidationManager
D. None of the mentioned
Answer» C. ValidationManager
8.

The ____________ requires that paths including and leading up to the directories specified in yarn.nodemanager.local-dir?

A. TaskController
B. LinuxTaskController
C. LinuxController
D. None of the mentioned
Answer» C. LinuxController
9.

___________ used by YARN framework which define how any container launched and controlled.

A. Container
B. ContainerExecutor
C. Executor
D. All of the mentioned
Answer» C. Executor
10.

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
Answer» C. WebProxy
11.

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
Answer» C. false
12.

Data transfer between Web-console and clients are protected by using :

A. SSL
B. Kerberos
C. SSH
D. None of the mentioned
Answer» B. Kerberos
13.

The simplest way to do authentication is using _________ command of Kerberos.

A. auth
B. kinit
C. authorize
D. all of the mentioned
Answer» C. authorize
14.

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

A. SSL
B. Kerberos
C. SSH
D. None of the mentioned
Answer» C. SSH