Interview question based on skill :
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Total Questions: 20
1. In _____________, the default job is similar, but not identical, to the Java equivalent.
Correct Answer is : Streaming
2. An input _________ is a chunk of the input that is processed by a single map.
Correct Answer is : split
3. Point out the wrong statement :
Correct Answer is : None of the mentioned
4. An ___________ is responsible for creating the input splits, and dividing them into records.
Correct Answer is : InputFormat
5. ______________ is another implementation of the MapRunnable interface that runs mappers concurrently in a configurable number of threads.
Correct Answer is : MultithreadedMapRunner
6. Which of the following is the only way of running mappers ?
Correct Answer is : MapRunner
7. _________ is the base class for all implementations of InputFormat that use files as their data source .
Correct Answer is : FileInputFormat
8. Which of the following method add a path or paths to the list of inputs ?
Correct Answer is : addInputPath()
9. _______ can change the maximum number of cells of a column family.
Correct Answer is : alter
10. Point out the correct statement :
Correct Answer is : You can add a column family to a table using the method addColumn()
11. Which of the following is not a table scope operator ?
Correct Answer is : MEMSTORE_FLUSH
12. You can delete a column family from a table using the method _________ of HBAseAdmin class.
Correct Answer is : deleteColumn()
13. Point out the wrong statement :
Correct Answer is : None of the mentioned
14. __________ class adds HBase configuration files to its object.
Correct Answer is : Configuration
15. The ________ class provides the getValue() method to read the values from its instance.
Correct Answer is : Result
16. ________ communicate with the client and handle data-related operations.
Correct Answer is : Region Server
17. _________ is the main configuration file of HBase.
Correct Answer is : hbase-site.xml
18. HBase uses the _______ File System to store its data.
Correct Answer is : Hadoop
19. For YARN, the ___________ Manager UI provides host and port information.
Correct Answer is : Resource
20. Point out the correct statement :
Correct Answer is : The Hadoop framework publishes the job flow status to an internally running web server on the master nodes of the Hadoop cluster
