Hover reveals, dialogs, iframe, and shadow DOM. These are common interview differentiators.
Goal: reveal the “Edit” button by hovering, then click it.
Goal: open the dialog, fill “Project name”, click Save, assert “Saved”.
Goal: inside the iframe, fill Email then click the enabled “Continue” and assert “Iframe continued”.
Goal: inside the shadow root, fill Search then click Save and assert “Shadow saved”.