Can you explain the difference between an interface and an a... | Interview Question
BeginnerTECHNICALTEXT
Can you explain the difference between an interface and an abstract class in Java, and give a practical example of when you would choose one over the other?
Java Developer
General
Sample Answer
Based on the stated role of Java Developer, the mid-level screening context, and the default focus on general Java fundamentals.
Related Keywords
How would default methods in interfaces affect your choice?What tradeoffs would you consider if multiple classes share behavior?
Tips for Answering
Demonstrate depth of technical knowledge
Think aloud — explain your reasoning process before diving into the solution.
Clarify constraints and requirements before answering. Ask clarifying questions.
Discuss trade-offs between approaches. Show you understand real-world engineering.
Mention edge cases, performance considerations, and how you would test your solution.