In short
Inheritance vs composition, design clarity, and the questions that show up every season.
Who should read this
Students working on Java at roughly a intermediate level—especially if you need something you can apply within a week.
What you’ll walk away with
A concrete checklist for Java, plus the trade-offs that usually show up in interviews. Skim once, then practice the steps the same day.
Do this next
Block 10 minutes to practice one item from the article, then open a related course path or roadmap so the habit sticks.