IBM M2090-639 Actual Free Exam Questions & Community Discussion
Public and Private Sectors across all industries can benefit from the insight Big Data provides.
Correct Answer: A
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MapReduce is the heart of Hadoop. It is this programming paradigm that allows for massive scalability across hundreds or thousands of servers in a Hadoop cluster.
Correct Answer: A
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What percentage of the world's data is unstructured?
Correct Answer: D
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Big Data use cases include:
Correct Answer: A
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BigSheets is used for:
Correct Answer: C
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Data in a Hadoop cluster is broken down into smaller pieces (called blocks) and distributed throughout the cluster. In this way, the map and reduce functions can be executed on smaller subsets of your larger data sets, and this provides the scalability that is needed for big data processing.
The system that allows this is:
The system that allows this is:
Correct Answer: B
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