Big Data Questions And Answers
11. All of the following accurately describe Hadoop, EXCEPT ____________
A. Open-source
B. Real-time
C. Java-based
D. Distributed computing approach
View Answer
Ans : B
Explanation: Apache Hadoop is an open-source software framework for distributed storage and distributed processing of Big Data on clusters of commodity hardware.
12. __________ has the world’s largest Hadoop cluster.
A. Apple
B. Datamatics
C. Facebook
D. None of the above
View Answer
Ans : C
Explanation: Facebook has many Hadoop clusters, the largest among them is the one that is used for Data warehousing.
13. Facebook Tackles Big Data With _______ based on Hadoop.
A. Project Prism
B. Prism
C. Project Big
D. Project Data
View Answer
Ans : A
Explanation: Prism automatically replicates and moves data wherever it’s needed across a vast network of computing facilities.
14. ___________ is general-purpose computing model and runtime system for distributed data analytics.
A. Mapreduce
B. Drill
C. Oozie
D. None of the above
View Answer
Ans : A
Explanation: Mapreduce is general-purpose computing model and runtime system for distributed data analytics.
15. The examination of large amounts of data to see what patterns or other useful information can be found is known as
A. Data examination
B. Information analysis
C. Big data analytics
D. Data analysis
View Answer
Ans : C
Explanation: The examination of large amounts of data to see what patterns or other useful information can be found is known as Big data analytics.
16. Big data analysis does the following except?
A. Collects data
B. Spreads data
C. Organizes data
D. Analyzes data
View Answer
Ans : D
Explanation: Big data analysis does the following except Spreads data.
17. What makes Big Data analysis difficult to optimize?
A. Big Data is not difficult to optimize
B. Both data and cost effective ways to mine data to make business sense out of it
C. The technology to mine data
D. None of the above
View Answer
Ans : B
Explanation: Both data and cost effective ways to mine data to make business sense out of it makes Big Data analysis difficult to optimize.
18. The new source of big data that will trigger a Big Data revolution in the years to come is?
A. Business transactions
B. Social media
C. Transactional data and sensor data
D. RDBMS
View Answer
Ans : C
Explanation: The new source of big data that will trigger a Big Data revolution in the years to come is Transactional data and sensor data.
19. The unit of data that flows through a Flume agent is
A. Log
B. Row
C. Record
D. Event
View Answer
Ans : D
Explanation: The unit of data that flows through a Flume agent is Event.
20. Listed below are the three steps that are followed to deploy a Big Data Solution except
A. Data Processing
B. Data dissemination
C. Data Storage
D. Data Ingestion
View Answer
Ans : B
Explanation: Listed below are the three steps that are followed to deploy a Big Data Solution except Data dissemination.
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