Spark Streaming MCQ solution | TCS Fresco Play

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Spark Streaming MCQ solution

Spark Streaming fresco play answers

Spark streaming course answer

spark streaming fresco play course answer

spark streaming

spark streaming answers

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1. Spark Streaming can be used for real-time processing of data. - true

2. The basic programming abstraction of Spark Streaming is _.dstream

3. We cannot configure Twitter as a data source system for Spark Streaming.-false

4. Dstreams are internally, a collection of _.rdd

5. How can a Dstream be created?-both

6. Dstreams can be created from an existing Dstream.- true

7. Internally DStream is represented as a sequence of _ 

arriving at discrete time intervals- rdd

8. Choose the correct statement.-all

9. The receiver divides the stream into blocks and keeps them in memory.-true

10. ssc.start() is the entry point for a Streaming application.-true

11. Block Management units in the worker node reports to ____-block management

12. Block Management Master keeps track of ___none(wrong) block size (wrong)

13. Starting point of a streaming application is - ssc.start()

14. Which among the following is true about Window Operations?-all

15. What is a Window Duration/Size?-fold operation

16. Sliding Interval is the interval at which sliding of the window area occur.-true

17. There can be multiple Dstreams in a single window.-true

18. Which among the following needs to be a multiple of batch interval?-all

19. When is a batch interval defined?-creation

20. Reciever recieves data from the Streaming sources at the start of _.streaming context

21. Which among the following are Basic Sources of Spark Streaming?-kafka 

22. We specify ___ when we create streaming context.-batch

23. What does saveAsTextFiles(prefix, [suffix]) do?-save

24. Batch interval is configured at _creating

25. reduceByKey is a _transformatin 

26. Dstreams are immutable. Choose the right option.-yes