In the MapReduce Process,the First Step Is the ________ Step

question 101

Multiple Choice

In the MapReduce process,the first step is the ________ step.

• A)column
• B)reduce
• C)column family
• D)map

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Definitions:

Joint Probability Distribution

A joint probability distribution shows the probability of two or more events happening at the same time, considering all combinations of the variables involved.

Expected Values

The weighted average of all possible values that a random variable can take on, with weights being the probabilities of each outcome.

Joint Probability Distribution

A statistical measure that gives the probability of two or more events occurring simultaneously and their interdependence.

Probability Distribution

A probability distribution is a mathematical function that provides the probabilities of occurrence of different possible outcomes in an experiment.