Which one is true about Hadoop.

It has nothing to do with MapReduce

How Well Do You Know Apache Hadoop?

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| Written by Livyn

Livyn

Community Contributor

Quizzes Created: 348 | Total Attempts: 140,973

Questions: 10 | Attempts: 151 | Updated: Mar 21, 2023

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How Well Do You Know Apache Hadoop? - Quiz

Apache Hadoop an open source software framework used in some important aspects. With that said, I would love to see you try and answer these questions.

Questions and Answers

1.

When was it first released to the public?
- A.
  
  2011
- B.
  
  2014
- C.
  
  2016
- D.
  
  2018
Correct Answer
A. 2011

Explanation
The correct answer is 2011. This suggests that whatever "it" refers to in the question was first released to the public in 2011.

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2.

Which version of the software was released in December 2017?
- A.
  
  1.9.8
- B.
  
  3.0.0
- C.
  
  4.0.1
- D.
  
  2.3.1
Correct Answer
B. 3.0.0

Explanation
In December 2017, the version 3.0.0 of the software was released.

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3.

In which language is the software written?
- A.
  
  Pascal
- B.
  
  Python
- C.
  
  Java
- D.
  
  PHP
Correct Answer
C. Java

Explanation
The software is written in Java.

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4.

On which platform is it running?
- A.
  
  Android
- B.
  
  Mac OS
- C.
  
  Windows
- D.
  
  Cross-platform
Correct Answer
D. Cross-platform

Explanation
The platform on which the application is running is "Cross-platform". This means that the application is designed to be compatible and functional on multiple operating systems and platforms, such as Android, Mac OS, and Windows. It allows users to access and use the application regardless of the device or operating system they are using, providing a versatile and flexible experience.

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5.

Which website will you goto out of the following?
- A.
  
  Hadoop.apache.le
- B.
  
  Hadoop.apache.gr
- C.
  
  Hadoop.apache.org
- D.
  
  Hadoop.apache.com
Correct Answer
C. Hadoop.apache.org

Explanation
The correct answer is hadoop.apache.org because it follows the standard website format with a domain name (apache.org) and a subdomain (hadoop). The other options (hadoop.apache.le, hadoop.apache.gr, hadoop.apache.com) do not follow this format and are likely incorrect or non-existent websites.

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6.

How many modules does it have as at February 2018?
- A.
  
  4
- B.
  
  5
- C.
  
  3
- D.
  
  2
Correct Answer
A. 4

Explanation
As of February 2018, the number of modules is 4.

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7.

One of the following isn't a module
- A.
  
  Hadoop MapIncrease
- B.
  
  Hadoop Common
- C.
  
  Hadoop YARN
- D.
  
  Hadoop MapReduce
Correct Answer
A. Hadoop MapIncrease

Explanation
Hadoop MapIncrease is not a module in Hadoop. The correct module names in Hadoop are Hadoop Common, Hadoop YARN, and Hadoop MapReduce. Hadoop MapIncrease is likely a typographical error or a made-up term.

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8.

Who founded the software (one of them at least)?
- A.
  
  Doug Cutting
- B.
  
  Carter Bay
- C.
  
  Lupe Don
- D.
  
  Mike Stone
Correct Answer
A. Doug Cutting

Explanation
Doug Cutting is the founder of the software.

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9.

When was the genesis (Google File System) of Hadoop published?
- A.
  
  2007
- B.
  
  2005
- C.
  
  2003
- D.
  
  2004
Correct Answer
C. 2003

Explanation
The genesis of Hadoop, specifically the Google File System, was published in 2003. This means that the development and initial release of Hadoop's foundational component took place in that year.

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10.

Which one is true about Hadoop.
- A.
  
  It was released in 1998
- B.
  
  It has nothing to do with MapReduce
- C.
  
  It's open source
- D.
  
  It's closed to the public
Correct Answer
C. It's open source

Explanation
Hadoop is an open-source software framework that was released in 2006. It is designed to store and process large amounts of data across multiple computer clusters. Being open source means that the source code of Hadoop is freely available to the public, allowing users to modify and customize it according to their needs. This open nature has contributed to the widespread adoption and development of Hadoop within the big data community.

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