Interview question based on skill :
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Total Questions: 20
1. The ________ method in the ModelCountReducer class “reduces” the values the mapper collects into a derived value
Correct Answer is : reduce
2. Which of the following works well with Avro ?
Correct Answer is : MapReduce
3. __________ tools is used to generate proxy objects in Java to easily work with the objects.
Correct Answer is : Avro
4. Spark was initially started by ____________ at UC Berkeley AMPLab in 2009.
Correct Answer is : Matei Zaharia
5. Point out the correct statement :
Correct Answer is : For cluster manager, Spark supports standalone Hadoop YARN
6. ____________ is a component on top of Spark Core.
Correct Answer is : Spark SQL
7. Spark SQL provides a domain-specific language to manipulate ___________ in Scala, Java, or Python.
Correct Answer is : RDDs
8. Point out the wrong statement :
Correct Answer is : All of the mentioned
9. ______________ leverages Spark Core fast scheduling capability to perform streaming analytics.
Correct Answer is : Spark Streaming
10. ____________ is a distributed machine learning framework on top of Spark
Correct Answer is : MLlib
11. ________ is a distributed graph processing framework on top of Spark.
Correct Answer is : GraphX
12. GraphX provides an API for expressing graph computation that can model the __________ abstraction.
Correct Answer is : Pregel
13. Spark architecture is ___________ times as fast as Hadoop disk-based Apache Mahout and even scales better than Vowpal Wabbit.
Correct Answer is : 10
14. Users can easily run Spark on top of Amazon’s __________
Correct Answer is : EC2
15. Point out the correct statement :
Correct Answer is : Spark enables Apache Hive users to run their unmodified queries much faster
16. Spark runs on top of ___________, a cluster manager system which provides efficient resource isolation across distributed applications
Correct Answer is : Mesos
17. Which of the following can be used to launch Spark jobs inside MapReduce ?
Correct Answer is : SIMR
18. Point out the wrong statement :
Correct Answer is : Spark is intended to replace, the Hadoop stack
19. Which of the following language is not supported by Spark ?
Correct Answer is : Pascal
20. Spark is packaged with higher level libraries, including support for _________ queries.
Correct Answer is : SQL
