# Push Notifications (React Native) > FCM, APNs, react-native-firebase, notifikasi lokal, penanganan background - 18 pertanyaan wawancara - Mid-Level - [Pertanyaan Wawancara: React Native](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara.md) ## 1. Apa perbedaan mendasar antara push notification dan notifikasi lokal? **Jawaban** Push notification dikirim dari server jarak jauh melalui layanan seperti FCM atau APNs, sedangkan notifikasi lokal dihasilkan langsung oleh aplikasi di perangkat tanpa memerlukan koneksi jaringan. Notifikasi lokal berguna untuk pengingat, alarm, atau acara yang dijadwalkan secara lokal. ## 2. Apa itu Firebase Cloud Messaging (FCM)? **Jawaban** FCM adalah layanan Google untuk mengirim push notification secara gratis di Android dan iOS. FCM menggantikan Google Cloud Messaging (GCM) yang lama dan memungkinkan pengiriman pesan ke perangkat individu, grup, atau topic. FCM menangani koneksi dan pengiriman pesan secara otomatis. ## 3. Apa itu APNs (Apple Push Notification service)? **Jawaban** APNs adalah layanan resmi Apple untuk mengirim push notification ke perangkat iOS, iPadOS, watchOS, tvOS, dan macOS. Tidak seperti FCM yang dapat menargetkan iOS secara langsung, notifikasi di perangkat Apple wajib melalui APNs. FCM menggunakan APNs di balik layar untuk mengirimkan notifikasi di iOS. ## 15 pertanyaan lagi tersedia - Pustaka mana yang direkomendasikan untuk mengimplementasikan push notification dengan Firebase di React Native? - Apa itu FCM token (device token) dan untuk apa digunakan? Daftar gratis: https://sharpskill.dev/id/login ## Topik wawancara React Native lainnya - [Dasar-Dasar JavaScript](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/javascript-essentials.md): 25 pertanyaan, Junior - [Dasar-Dasar React](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/react-fundamentals.md): 20 pertanyaan, Junior - [Dasar-Dasar React Native](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/react-native-basics.md): 22 pertanyaan, Junior - [React Hooks](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/react-hooks.md): 20 pertanyaan, Junior - [TypeScript untuk React & React Native](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/typescript-for-react-native.md): 22 pertanyaan, Junior - [Komponen & API React Native](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-components-api.md): 20 pertanyaan, Junior - [Styling & Layout React Native](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-styling-layout.md): 18 pertanyaan, Junior - [Navigasi React Native](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-navigation.md): 22 pertanyaan, Mid-Level - [Manajemen State React Native](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-state-management.md): 24 pertanyaan, Mid-Level - [Networking & API React Native](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-networking-api.md): 20 pertanyaan, Mid-Level - [Persistensi Data](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-data-persistence.md): 20 pertanyaan, Mid-Level - [Formulir & Validasi](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-forms-validation.md): 18 pertanyaan, Mid-Level - [Animasi React Native](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-animations.md): 22 pertanyaan, Mid-Level - [Native Modules & Bridge](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-native-modules.md): 20 pertanyaan, Mid-Level - [Kode Spesifik Platform](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-platform-specific-code.md): 18 pertanyaan, Mid-Level - [Izin & API Perangkat](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-permissions-apis.md): 20 pertanyaan, Mid-Level - [Testing React Native](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-testing.md): 20 pertanyaan, Mid-Level - [Debugging React Native](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-debugging.md): 18 pertanyaan, Mid-Level - [Build & Deployment](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-build-deployment.md): 20 pertanyaan, Mid-Level - [Expo vs React Native Bare](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/expo-vs-bare-rn.md): 18 pertanyaan, Mid-Level - [Optimasi Performa](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-performance-optimization.md): 24 pertanyaan, Senior - [Manajemen Memori](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-memory-management.md): 20 pertanyaan, Senior - [Architecture Patterns](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-architecture-patterns.md): 22 pertanyaan, Senior - [New Architecture React Native](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-new-architecture.md): 24 pertanyaan, Senior - [Praktik Terbaik Keamanan](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-security-best-practices.md): 20 pertanyaan, Senior - [Offline-First Architecture](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-offline-first.md): 20 pertanyaan, Senior - [CI/CD React Native](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-ci-cd.md): 20 pertanyaan, Senior - [Monorepo & Berbagi Kode](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-monorepo-architecture.md): 18 pertanyaan, Senior - [Topik Lanjutan](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-advanced-topics.md): 22 pertanyaan, Senior - [Siklus Hidup Aplikasi & Eksekusi Background](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-app-lifecycle-background.md): 20 pertanyaan, Mid-Level - [Autentikasi & Manajemen Sesi](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-auth-session-management.md): 22 pertanyaan, Mid-Level - [Monitoring & Crash Reporting](https://sharpskill.dev/id/technologies/react-native/pertanyaan-wawancara/rn-monitoring-crash-reporting.md): 20 pertanyaan, Senior --- Source: SharpSkill (https://sharpskill.dev), tech interview preparation for your real stack. 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