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Which of these class can be used to implement the input stream that uses a character array as the source?

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Which of these class can be used to implement the input stream that uses a character array as the source?

(a) BufferedReader

(b) FileReader

(c) CharArrayReader

(d) FileArrayReader

This question was addressed to me in an interview for job.

My enquiry is from Java.io Character Streams topic in portion Exploring java.lang & java.io of Java

1 Answer

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Best answer
Correct choice is (c) CharArrayReader

Best explanation: CharArrayReader is an implementation of an input stream that uses character array as a source. Here array is the input source.

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