Skip to content
Sharp

Java Interview Questions · interview question

When should a Java developer choose Dynamic Arrays and Resizing deliberately?

Multiple choiceMediumjava-interview-2026interviewjavause
Choose one answer
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.

Test yourself on Java Interview Questions

A free test with instant, explained results. No account needed.

Start free test
All Java Interview Questions questions →