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Lead Android Developer Interview Questions
4,304 lead android developer interview questions shared by candidates
General Android questions and some java threading questions.
- General questions about the android frame work - General questions about design patterns - General questions about architecture pattern - problem solving questions
First Round: Questions on past experience, java and kotlin. Second Round(Director) : Nothing much.
sub array finding sum in java
How threads are working in Android and CPU? What are the differences between thread and coroutines? What is Clean Architecture? What is Polymorphism?
Same old standard Android questions
errors and exceptions, volatile keyword, hashmap collision, process death, all basics of Kotlin, jetpack library, compose, internal working of ViewModel, etc.
The interviewer started with Java questions like error vs exceptions, volatile keyword and its use, and multithreading. He then asked a lot of kotlin questions and android questions for 1.5 hour. In the last 5 min, he asked me to write kotlin code to find list of duplicate elements in an array.
heap memory, Shared view model, thread safety, Sync, Set & Post, Raw query in Room DB, MVVM, Clean architecture, Code coverage, Jetpack components like Work manager, and View Model. Architecture patterns, Kotlin functions like higher-order, and inline.
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