What's the difference between reference and copied data?
What does an object reference give you?
How would you explain an object reference in a Java interview?
How do constructors help with object creation?
Why does reference vs copied data matter?
How do objects interact in a store model?
What happens when you reassign an object reference?
How do you ensure shared objects are not accidentally modified?
Why use composition over inheritance in object design?
Why does setting a reference to null matter in practice?