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Which of the following is the default output format?

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Which of the following is the default output format?

(a) TextFormat

(b) TextOutput

(c) TextOutputFormat

(d) None of the mentioned

This question was posed to me during an interview.

This key question is from Mapreduce Formats topic in division MapReduce Types and Formats of Hadoop

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The correct choice is (c) TextOutputFormat

To explain: TextOutputFormat keys and values may be of any type.

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