Q. __________ class adds HBase configuration files to its object.

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Q. The ________ class provides the getValue() method to read the values from its instance.

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Q. ________ communicate with the client and handle data-related operations.

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Q. _________ is the main configuration file of HBase.

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Q. HBase uses the _______ File System to store its data.

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Q. The Mapper implementation processes one line at a time via _________ method.

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Q. The Hadoop MapReduce framework spawns one map task for each __________ generated by the InputFormat for the job.

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Q. Users can control which keys (and hence records) go to which Reducer by implementing a custom?

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Q. Applications can use the ____________ to report progress and set application-level status messages.

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Q. The right level of parallelism for maps seems to be around _________ maps per-node.

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Q. The number of reduces for the job is set by the user via _________

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Q. The framework groups Reducer inputs by key in _________ stage.

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Q. The output of the reduce task is typically written to the FileSystem via _____________

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Q. Which of the following is the default Partitioner for Mapreduce?

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Q. Which of the following partitions the key space?

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Q. ____________ is a generalization of the facility provided by the MapReduce framework to collect data output by the Mapper or the Reducer.

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Q. __________ is the primary interface for a user to describe a MapReduce job to the Hadoop framework for execution.

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Q. The ___________ executes the Mapper/ Reducer task as a child process in a separate jvm.

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Q. Maximum virtual memory of the launched child-task is specified using _________

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Q. Which of the following parameter is the threshold for the accounting and serialization buffers?

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