| 1 | What is lazy loading in Angular and why is it useful for performance? Angular › Performance & Lazy Loading | Angular | Performance & Lazy Loading | Beginner |
| 2 | How would you use Angular's built in deferred loading, the at defer block, to improve performance further? Angular › Performance & Lazy Loading | Angular | Performance & Lazy Loading | Advanced |
| 3 | How does the OnPush change detection strategy improve performance in a large Angular application? Angular › Performance & Lazy Loading | Angular | Performance & Lazy Loading | Intermediate |
| 4 | How does using trackBy, or the track expression in the newer at for syntax, improve the performance of rendering lists? Angular › Performance & Lazy Loading | Angular | Performance & Lazy Loading | Intermediate |
| 5 | How do you check your Angular app's actual bundle size and find opportunities to reduce it? Angular › Performance & Lazy Loading | Angular | Performance & Lazy Loading | Beginner |
| 6 | How would you preload a lazy loaded component before the user actually navigates to it? React › Code Splitting & Lazy Loading | React | Code Splitting & Lazy Loading | Advanced |
| 7 | How does lazy loading versus eager loading of resources and how minimizing unnecessary work within a request's critical path help improve overall PHP application response times? PHP › Performance Optimization & OPcache | PHP | Performance Optimization & OPcache | Intermediate |
| 8 | How do standalone components handle lazy loading differently from NgModule based lazy loading? Angular › Standalone Components | Angular | Standalone Components | Intermediate |
| 9 | What is cache-aside (lazy loading) pattern, and how does it compare to write-through caching? .NET › Caching (In-Memory, Distributed & Redis) | .NET | Caching (In-Memory, Distributed & Redis) | Intermediate |
| 10 | What do the different loading strategies like beforeInteractive, afterInteractive, and lazyOnload actually control? Next.js › Third-Party Script Optimization | Next.js | Third-Party Script Optimization | Intermediate |