Android

What is the maximum number of Unit class objects allowed to be created in the application?

Junior — Middle

Дзен

Could you explain the purpose of the hashCode method and its role when using contracts in Java?

How do you assess your skills and experience in Android application development?

Junior — Middle

Aston

What is the main function of the Dalvik virtual machine in Android devices?

What is the benefit of using LiveData as a return type for DAO methods in Android architecture?

Can you explain what the LaunchedEffect component in Jetpack Compose is?

Junior — Middle

OZONИннотех

Can you explain the purpose and use of the Any type in Kotlin?

How can you determine the type of a parameter used in a generic class at runtime?

In what situations is it appropriate to use the inline keyword for a function?

Junior — Middle

Альфа-Банк

What is the difference between defining a class and creating an instance of that class in Kotlin?

What approaches and methods are used for error handling in Kotlin coroutines?

What can cause delays in the responsiveness of the user interface?

Can you describe the sequence of actions of the model in the MVI architecture?

Junior — Middle

СБЕР

Can you show an example of applying the 'Single Responsibility' principle from SOLID in a real situation?

Can you give an example of using services that run in the foreground in Android?

Can you name the main operators used in RxJava?

How can you change the execution context of a coroutine in Kotlin?

Which language do you prefer for development — Java or Kotlin, and why?

Is it mandatory to declare a constructor in data structures that use data class?

How do Network Inspector and Inspector tools differ in their purpose and functions?

Junior — Middle

Wildberries