Ease of Adding New Components:?

Short answer: You can easily add new types of components (e.g., a SymbolicLink class or a Shortcut class) to the system without affecting the existing code. As long as the new class implements the IFileSystemComponent interface, it will fit seamlessly into the existing structure.

Say this in the interview

1. Define — one clear sentence (the short answer above).
2. Example — relate it to a project like ShopNest or your real work.
3. Trade-off — when you would not use it.