Introduction to Hadoop MCQ question and answer with solution

31

Hadoop achieves reliability by replicating the data across multiple hosts and hence does not require . . . . . . . . storage on hosts.

A) RAID B) Standard RAID levels C) ZFS D) Operating system

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Answer & Solution

Answer: Option A

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32

. . . . . . . . is a framework for performing remote procedure calls and data serialization.

A) Drill B) BigTop C) Avro D) Chukwa

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Answer & Solution

Answer: Option C

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33

All of the following accurately describe Hadoop, EXCEPT . . . . . . . .

A) Open-source B) Real-time C) Java-based D) Distributed computing approach

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Answer & Solution

Answer: Option B

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34

Sun also has the Hadoop Live CD . . . . . . . . project, which allows running a fully functional Hadoop cluster using a live CD.

A) OpenOffice.org B) OpenSolaris C) GNU D) Linux

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Answer & Solution

Answer: Option B

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35

Above the file systems comes the . . . . . . . . engine, which consists of one Job Tracker, to which client applications submit MapReduce jobs.

A) MapReduce B) Google C) Functional programming D) Facebook

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Answer & Solution

Answer: Option A

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36

. . . . . . . . is the most popular high-level Java API in Hadoop Ecosystem

A) Scalding B) HCatalog C) Cascalog D) Cascading

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Answer & Solution

Answer: Option D

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37

What license is Hadoop distributed under?

A) Apache License 2.0 B) Mozilla Public License C) Shareware D) Commercial

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Answer & Solution

Answer: Option A

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38

Facebook Tackles Big Data With . . . . . . . . based on Hadoop.

A) 'Project Prism' B) 'Prism' C) 'Project Big' D) 'Project Data'

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Answer & Solution

Answer: Option A

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39

Point out the wrong statement.

A) Hardtop processing capabilities are huge and its real advantage lies in the ability to process terabytes & petabytes of data B) Hadoop uses a programming model called "MapReduce", all the programs should conform to this model in order to work on the Hadoop platform C) The programming model, MapReduce, used by Hadoop is difficult to write and test D) All of the mentioned

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Answer & Solution

Answer: Option C

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40

. . . . . . . . has the world's largest Hadoop cluster.

A) Apple B) Datamatics C) Facebook D) None of the mentioned

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Answer & Solution

Answer: Option C

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Introduction to Hadoop MCQ question and answer with solution | Hadoop MCQs