File System Operations:?

Short answer: Operations like searching for a file or calculating the total size of a directory could be added to the IFileSystemComponent interface and implemented by both files and directories.

Explain a bit more

Visual Diagram: Here's a simple visual diagram to understand the Composite Pattern: +----------------------+ | IFileSystemComponent | +----------------------+ / \ / \ +-----------+ +-----------+ | File | | Directory | +-----------+ +-----------+ / \ / \ +-----------+ +-----------+ | File | | Directory | +-----------+ +-----------+ File and Directory both implement IFileSystemComponent.

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.