Engineering Questions with Answers - Multiple Choice Questions
MCQs on Storm
1 - Question
____________ is a distributed real-time computation system for processing large volumes of high-velocity data.
a) Kafka
b) Storm
c) Lucene
d) BigTop
View Answer
Answer: b
Explanation: Storm on YARN is powerful for scenarios requiring real-time analytics, machine learning and continuous monitoring of operations.
2 - Question
Point out the correct statement.
a) A Storm topology consumes streams of data and processes those streams in arbitrarily complex ways
b) Apache Storm is a free and open source distributed real-time computation system
c) Storm integrates with the queueing and database technologies you already use
d) All of the mentioned
View Answer
Answer: d
Explanation: Storm has many use cases: real-time analytics, online machine learning, continuous computation, distributed RPC, ETL, and more.
3 - Question
Storm integrates with __________ via Apache Slider.
a) Scheduler
b) YARN
c) Compaction
d) All of the mentioned
View Answer
Answer: c
Explanation: Impala is open source (Apache License), so you can self-support in perpetuity if you wish.
4 - Question
For Apache __________ users, Storm utilizes the same ODBC interface.
a) cTakes
b) Hive
c) Pig
d) Oozie
View Answer
Answer: b
Explanation: You don’t have to worry about re-inventing the implementation wheel.
5 - Question
Point out the wrong statement.
a) Storm is difficult and can be used with only Java
b) Storm is fast: a benchmark clocked it at over a million tuples processed per second per node
c) Storm is scalable, fault-tolerant, guarantees your data will be processed
d) All of the mentioned
View Answer
Answer: a
Explanation: Storm is simple, can be used with any programming language.
6 - Question
Storm is benchmarked as processing one million _______ byte messages per second per node.
a) 10
b) 50
c) 100
d) 200
View Answer
Answer: c
Explanation: Storm is a distributed real-time computation system.
7 - Question
Apache Storm added the open source, stream data processing to _________ Data Platform.
a) Cloudera
b) Hortonworks
c) Local Cloudera
d) MapR
View Answer
Answer: b
Explanation: The Storm community is working to improve capabilities related to three important themes: business continuity, operations and developer productivity.
8 - Question
How many types of nodes are present in Storm cluster?
a) 1
b) 2
c) 3
d) 4
View Answer
Answer: c
Explanation: A storm cluster has three sets of nodes.
9 - Question
__________ node distributes code across the cluster.
a) Zookeeper
b) Nimbus
c) Supervisor
d) None of the mentioned
View Answer
Answer: b
Explanation: Nimbus node is master node, similar to the Hadoop JobTracker.
10 - Question
____________ communicates with Nimbus through Zookeeper, starts and stops workers according to signals from Nimbus.
a) Zookeeper
b) Nimbus
c) Supervisor
d) None of the mentioned
View Answer
Answer: c
Explanation: ZooKeeper nodes coordinate the Storm cluster.