Hadoop interview questions part 4
Hadoop interview questions part 4
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Total Questions: 20
1. ________ permits data written by one system to be efficiently sorted by another system.
Correct Answer is : Sort Order
2. _____________ are used between blocks to permit efficient splitting of files for MapReduce processing.
Correct Answer is : Synchronization markers
3. The __________ codec uses Google’s Snappy compression library.
Correct Answer is : snappy
4. Avro messages are framed as a list of _________
Correct Answer is : frames
5. As companies move past the experimental phase with Hadoop, many cite the need for additional capabilities, including:
Correct Answer is : Improved security, workload management and SQL support
6. Point out the correct statement :
Correct Answer is : Hadoop 2.0 allows live stream processing of real time data
7. According to analysts, for what can traditional IT systems provide a foundation when they’re integrated with big data technologies like Hadoop ?
Correct Answer is : Big data management and data mining
8. Hadoop is a framework that works with a variety of related tools. Common cohorts include:
Correct Answer is : MapReduce, Hive and HBase
9. Point out the wrong statement :
Correct Answer is : The programming model, MapReduce, used by Hadoop is difficult to write and test
10. What was Hadoop named after?
Correct Answer is : The toy elephant of Cutting’s son
11. All of the following accurately describe Hadoop, EXCEPT:
Correct Answer is : Real-time
12. __________ can best be described as a programming model used to develop Hadoop-based applications that can process massive amounts of data.
Correct Answer is : MapReduce
13. __________ has the world’s largest Hadoop cluster.
Correct Answer is : Facebook
14. Facebook Tackles Big Data With _______ based on Hadoop.
Correct Answer is : ‘Project Prism’
15. Which of the following is project for Infrastructure Engineers and Data Scientists ?
Correct Answer is : BigTop
16. Point out the correct statement :
Correct Answer is : Bigtop includes tools and a framework for testing at various levels
17. Which of the following work is done by BigTop in Hadoop framework ?
Correct Answer is : All of the mentioned
18. Which of the following operating system is not supported by BigTop ?
Correct Answer is : Solaris
19. Point out the wrong statement :
Correct Answer is : Bigtop-0.5.0 : Builds the 0.5.0 release.
20. Apache Bigtop uses ___________ for continuous integration testing.
Correct Answer is : Jenkins
