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Java Interview Questions · interview question

Which practice avoids a common mistake with Arrays and Indexed Access?

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Answer and explanation

Correct answer

C. Do not confuse an array's capacity with the number of meaningful elements when the structure is only partially filled.

Why

Do not confuse an array's capacity with the number of meaningful elements when the structure is only partially filled. This is a common failure mode in real Java code and a frequent interview follow-up.

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