Engineering Questions with Answers - Multiple Choice Questions
MCQs on Ambari with Hadoop
1 - Question
___________ provides an intuitive, easy-to-use Hadoop management web UI backed by its RESTful APIs.
a) Oozie
b) Ambari
c) Hive
d) Imphala
View Answer
Answer: b
Explanation: The Apache Ambari project is aimed at making Hadoop management simpler by developing software for provisioning, managing, and monitoring Apache Hadoop clusters.
2 - Question
Point out the correct statement.
a) Ambari provides a dashboard for monitoring the health and status of the Hadoop cluster
b) Ambari provides a step-by-step wizard for installing Hadoop services across any number of hosts
c) Ambari handles configuration of Hadoop services for the cluster
d) All of the mentioned
View Answer
Answer: a
Explanation: Ambari provides central management for starting, stopping, and reconfiguring Hadoop services across the entire cluster.
3 - Question
Ambari leverages ________ for metrics collection.
a) Nagios
b) Nagaond
c) Ganglia
d) All of the mentioned
View Answer
Answer: c
Explanation: Ganglia is a scalable distributed monitoring system for high-performance computing systems such as clusters and Grids.
4 - Question
Ambari leverages ___________ for system alerting and will send emails when your attention is needed.
a) Nagios
b) Nagaond
c) Ganglia
d) All of the mentioned
View Answer
Answer: a
Explanation: Nagios Is The Industry Standard In IT Infrastructure Monitoring.
5 - Question
Point out the wrong statement.
a) Ambari Views framework was greatly improved to better support instantiating and loading custom views
b) The Ambari shell is written is Java, and uses the Groovy bases Ambari REST client
c) Ambari-Shell is distributed as a single-file executable jar
d) None of the mentioned
View Answer
Answer: d
Explanation: The uber jar is generated with the help of spring-boot-maven-plugin.
6 - Question
A ________ is a way of extending Ambari that allows 3rd parties to plug in new resource types along with the APIs.
a) trigger
b) view
c) schema
d) none of the mentioned
View Answer
Answer: b
Explanation: A view is an application that is deployed into the Ambari container.
7 - Question
Ambari ___________ deliver a template approach to cluster deployment.
a) View
b) Stack Advisor
c) Blueprints
d) All of the mentioned
View Answer
Answer: c
Explanation: Ambari Blueprints deliver a template approach to cluster deployment.
8 - Question
___________ facilitates installation of Hadoop across any number of hosts.
a) API-driven installations
b) Wizard-driven interface
c) Extensible framework
d) All of the mentioned
View Answer
Answer: b
Explanation: Extensible framework brings custom services under management via Ambari Stacks.
9 - Question
Ambari provides a ________ API that enables integration with existing tools, such as Microsoft System Center.
a) RestLess
b) Web Service
c) RESTful
d) None of the mentioned
View Answer
Answer: c
Explanation: RESTful APIs enables integration with enterprise systems.
10 - Question
If Ambari Agent has any output in /var/log/ambari-agent/ambari-agent.out, it is indicative of a __________ problem.
a) Less Severe
b) Significant
c) Extremely Severe
d) None of the mentioned
View Answer
Answer: b
Explanation: Ambari enables system administrators to provision, manage and monitor a Hadoop cluster, and also to integrate Hadoop with the existing enterprise infrastructure.