Java Interview Questions · interview question
When should a Java developer choose Dynamic Arrays and Resizing deliberately?
Multiple choiceMediumjava-interview-2026interviewjavause
Answer and explanation
Correct answer
A. Use a dynamic-array design such as ArrayList when the collection size changes over time but random access still matters.
Why
Use a dynamic-array design such as ArrayList when the collection size changes over time but random access still matters. Interviewers often ask this to see whether you can connect the concept to real design decisions.
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