Explore topic-wise MCQs in Hadoop.

This section includes 1 Mcqs, each offering curated multiple-choice questions to sharpen your Hadoop knowledge and support exam preparation. Choose a topic below to get started.

1.

The ________ method in the ModelCountReducer class reduces the values the mapper collects into a derived value.

A. count
B. add
C. reduce
D. all of the mentioned
Answer» D. all of the mentioned