Break Interfaces and Classes
π¨βπΌ Excellent work implementing interfaces!
You learned:
- π Interfaces define contracts for classes
- β implements keyword to fulfill interface requirements
- π Multiple interfaces - classes can implement many interfaces
- π― Programming to abstractions - use interfaces as types
π¦ Interfaces vs classes:
- Interfaces define what (contract)
- Classes define how (implementation)
- Use interfaces for flexibility and polymorphism
π° Prefer interfaces over concrete classes as parameter types. This makes your
code more flexible and testable.
Next up: Inheritanceβbuilding class hierarchies!
Test Your Knowledge
Retrieval practice helps solidify learning by actively recalling information. Use this prompt with your AI assistant to quiz yourself on what you've learned.
Please quiz me on exercise 2 using the epicshop MCP server. Call the get_quiz_instructions tool with exerciseNumber "2" to get the quiz instructions, then quiz me one question at a time.