Hadoop Questions and Answers – Hadoop Incubators – 1

This set of Hadoop Multiple Choice Questions & Answers (MCQs) focuses on “Hadoop Incubators – 1”.

1. BatchEE projects aims to provide an _________ implementation. (aka JSR352)
a) JBat
b) JBatch
c) JBash
d) None of the mentioned
View Answer

Answer: b
Explanation: BatchEE provides a set of useful extensions for this specification.

2. Point out the correct statement.
a) Blur is a search platform capable of searching massive amounts of data in a cloud computing environment
b) Calcite is a not a very good customizable engine for parsing
c) Broklyn is a highly customizable engine for parsing
d) All of the mentioned
View Answer

Answer: a
Explanation: Blur is an incubator developed by Doug Cutting.

3. _________ allows database-like access, and in particular a SQL interface.
a) JBatch
b) Calcite
c) Blur
d) All of the mentioned
View Answer

Answer: b
Explanation: Calcite also provides advanced query optimization, for data not residing in a traditional database.

4. ___________ is a toolkit/application for converting between and editing common office file formats.
a) Droids
b) DataFu
c) Corinthia
d) Ignite
View Answer

Answer: c
Explanation: The toolkit is small, portable, and flexible, with minimal dependencies.

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5. Point out the wrong statement.
a) Droids aims to be an intelligent standalone robot framework that allows to create and extend existing droids
b) HTrace is a tracing framework intended for use with distributed systems written in java
c) DataFu provides a collection of Hadoop MapReduce jobs and functions in higher level languages
d) All of the mentioned
View Answer

Answer: d
Explanation: DataFu also provides Hadoop jobs for incremental data processing in MapReduce.

6. Ignite is a unified ______ data fabric providing high-performance, distributed in-memory data management.
a) Column
b) In-Memory
c) Row oriented
d) All of the mentioned
View Answer

Answer: b
Explanation: Ignite can be used for various data sources and user applications.

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7. _________ is a distributed and scalable OLAP engine built on Hadoop to support extremely large datasets.
a) Kylin
b) Lens
c) log4cxx2
d) MRQL
View Answer

Answer: a
Explanation: MRQL is a query processing and optimization system for large-scale, distributed data analysis.

8. NiFi is a dataflow system based on the concepts of ________ programming.
a) structured
b) relational
c) set
d) flow-based
View Answer

Answer: d
Explanation: NiFi is incubator made by Billie Rinaldi.

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9. __________ is a columnar storage format for Hadoop.
a) Ranger
b) Parquet
c) REEF
d) None of the mentioned
View Answer

Answer: b
Explanation: The Ranger project is a framework to enable, monitor and manage comprehensive data security across the Hadoop platform.

10. Ripple is a browser based mobile phone emulator designed to aid in the development of _______ based mobile applications.
a) Javascript
b) Java
c) C++
d) HTML5
View Answer

Answer: d
Explanation: Ripple is a cross platform and cross runtime testing/debugging tool.

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If you find a mistake in question / option / answer, kindly take a screenshot and email to [email protected]

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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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