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Which jar provides FileUtils which contains methods for file operations?

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Which jar provides FileUtils which contains methods for file operations? (a) file (b) apache commons (c) file commons (d) dir The question was asked in an interview. This question is from File and Directory topic in portion Autoboxing & Miscellaneous of Java Select the correct answer from above options JavaScript questions and answers, JavaScript questions pdf, JavaScript question bank, JavaScript questions and answers pdf, mcq on JavaScript pdf, JavaScript questions and solutions, JavaScript mcq Test , Interview JavaScript questions, JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)

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Right option is (b) apache commons For explanation I would say: FileUtils is a part of apache commons which provides various methods for file operations like writeStringToFile.

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