The test had several multi-choice questions and one coding challenge. This test had a time constraint. Technical Android interview had usual and mandatory questions about Android development. Nothing special. The System Design interview demanded designing a backend for a certain functionality of a mobile app. Yes, given the target position is Android dev, exactly the backend skills were assessed during this session.
Where hashCode method is implemented?
Is Hash Map thread Safe or Can we call Kotlin code In the Java class?
The questions were only about which technologies I work with.
hashCode() and equal() contract and modify code class to make possible the assertion
equals and == in java
Dictionary word searching and given the length of string, character that you have to find on perticular location
First question was difference between abstract class and interface. We covered OOP fundamentals, Jetpack Compose and a couple of other topics
Implement a feature using Views/XML. Explain various concepts related to concurrency and synchronization.
What would you use similar to a thread in java?
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