Angular Interview Questions

Q61 How do pure and impure pipes differ? ✓ Answered → Q62 What is RxJS operator switchMap? ✓ Answered → Q63 Difference between mergeMap, switchMap, and concatMap? ✓ Answered → Q64 How do you unsubscribe from Observables? ✓ Answered → Q65 What is memory leak in Angular and how to prevent it? ✓ Answered → Q66 How does Angular handle DOM manipulation? ✓ Answered → Q67 What is Renderer2? ✓ Answered → Q68 Explain Angular module loading system. ✓ Answered → Q69 Difference between forRoot and forChild? ✓ Answered → Q70 What are Angular environment files? ✓ Answered → Q71 How do you optimize Angular app performance? ✓ Answered → Q72 What is Angular CLI schematics? ✓ Answered → Q73 How does Angular support internationalization (i18n)? Generate → Q74 What is Angular workspace configuration? Generate → Q75 How do you debug Angular applications? Generate → Q76 Explain Angular testing utilities. ✓ Answered → Q77 Explain Angular dependency injection tree-shaking. Generate → Q78 How does Angular Ivy work internally? Generate → Q79 What changes did Ivy bring compared to View Engine? Generate → Q80 Explain Angular standalone components. ✓ Answered →