Question

If the character value is in lowercase, the output should be displayed in uppercase in cmd

Answer 1

Explanation:

toUpperCase(char ch) converts lowercase ch letter to uppercase.

✍✍✍ After conversion, you can check the character is really converted or not with isUpperCase() method.

If the character is already an uppercase one, it is returned as it is by the method.

Answer 2

Answer:

answer

Explanation:

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