Kotlin open Keyword Explained | Inheritance vs Composition | Kotlin Interview Preparation Hindi

Описание: In this video, you’ll learn about the open keyword, inheritance, and composition in Kotlin in Hindi, specially designed for Android & Kotlin interview preparation.

If you are confused about why Kotlin discourages inheritance by default, what the open keyword actually does, when to use inheritance vs composition, or why Kotlin promotes composition over inheritance, this video will make everything 100% clear with real-life and coding examples.

🔍 You will learn:

✅ Why Kotlin classes are final by default
✅ What is the open keyword in Kotlin
✅ How inheritance works in Kotlin
✅ Why inheritance is opt-in in Kotlin
✅ Inheritance vs composition — real differences
✅ IS-A vs HAS-A relationship (with examples)
✅ Real-world Android examples (Engine–Car, Animal behaviors)
✅ Common inheritance mistakes asked in interviews
✅ Why composition is preferred in production code

📂 Kotlin Interview Playlist
   • Kotlin Interview Preparation  

🎯 This video is perfect for:

🔹 Android Developers
🔹 Kotlin Beginners & Experienced Developers
🔹 Interview Preparation (Kotlin / Android)
🔹 Developers preparing for Senior Android Roles
🔹 Developers confused about OOP design in Kotlin

📌 Watch till the end to avoid common inheritance & open keyword mistakes that are frequently asked in Kotlin interviews.

🏷️ Tags

#Kotlin
#AndroidInterview
#KotlinInterview
#OpenKeyword
#Inheritance
#CompositionOverInheritance
#KotlinOOP
#AndroidDevelopment
#KotlinHindi
#InterviewPreparation

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