Cheat Sheet
| Question | Core Idea | Senior Signal |
|---|---|---|
| Q006-Q007 | Event loop | Microtasks drain before render and before the next task. |
| Q008-Q010 | Rendering | Separate DOM/CSSOM, layout, paint, and compositing costs. |
| Q011-Q015 | Storage and interaction | Choose storage and event patterns by sensitivity, scale, and responsiveness. |