“What’s the difference between an abstract class and an interface”
“Define polymorphism”
“What’s the difference between a value type and a reference type (primitive and object)”
“How is an object different from a class”
I had a conversation with a fellow Improver a while back where we discussed object oriented and development questions often asked during tech interviews. My colleague had a low opinion of these questions for reasons you might expect: people have rehearsed answers, they don’t necessarily test knowledge that is relevant to being a talented developer, they make you look like …