Angular

TypeScript: decorators, 고급 타입, interfaces, generics

컴포넌트: templates, styles, lifecycle hooks, ViewChild, ContentChild

데이터 바인딩: interpolation, property binding, event binding, two-way binding

Directives: structural (*ngIf, *ngFor, *ngSwitch), attribute (ngClass, ngStyle), custom

Pipes: built-in (date, async, json), 사용자 정의 pipes, pure vs impure

서비스와 의존성 주입: providers, 계층적 DI, injection tokens

RxJS: Observables, Operators (map, filter, switchMap, mergeMap), Subjects, unsubscribe

폼: Template-driven vs Reactive, FormControl, FormGroup, validators, async validators

라우팅: routes, RouterLink, RouterOutlet, guards (CanActivate, CanDeactivate), resolvers

HttpClient: GET/POST/PUT/DELETE, interceptors, 에러 처리, retry logic

Change Detection: strategies (Default, OnPush), zones, 수동 트리거

NgModules: imports, exports, declarations, providers, lazy loading

Signals: signal(), computed(), effect(), 리액티브 상태 (Angular 16+)

상태 관리: BehaviorSubject를 활용한 Services, NgRx (Store, Effects, Selectors)

테스트: 단위 테스트 (Jasmine, TestBed), 컴포넌트 테스트, service mocking, E2E

성능: OnPush, trackBy, lazy loading, preloading 전략, 번들 최적화

Angular CLI, 빌드 설정, 배포, Angular Universal을 활용한 SSR