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CCD-333 · Question #22
CCD-333 Question #22: Real Exam Question with Answer & Explanation
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Question
You are developing a combiner that takes as input Text keys, IntWritable values, and emits Text keys, Intwritable values. Which interface should your class implement?
Options
- AMapper <Text, IntWritable, Text, IntWritable>
- BReducer <Text, Text, IntWritable, IntWritable>
- CReducer <Text, IntWritable, Text, IntWritable>
- DCombiner <Text, IntWritable, Text, IntWritable>
- ECombiner <Text, Text, IntWritable, IntWritable>
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