Android

Why is data pagination used when displaying large volumes of information?

How many Android specialists are involved in your current team?

Junior — Middle

OZONВитрина-ТВКупибилет

How much faster will work be with coroutines compared to executing a calculation function without coroutines and threads?

What is the purpose of the Serializable interface in Java?

Junior — Middle

Ozon Fresh

What reasons can lead to dissatisfaction in your current professional activity?

Junior — Middle

DogmaFixPriceHeadHunter+1

What methods are used to organize safe concurrent access of coroutines to a resource?

Junior — Middle

X5 DigitalИнити

How many threads are created by default when using Dispatchers.Main in Kotlin Coroutines?

Junior — Middle

Wildberries

What is the difference between main activity and regular activity in Android?

What methods does the Object class have in Java?.

Does the library or framework support a type that allows null value for Any type?

How would you approach solving a task for which you have only two days and have not encountered before?

What is stored in the JVM stack area during program execution?

How often is the reorganization of a function using a Stable parameter performed when working with Jetpack Compose?

Junior — Middle

МТС Линк

How does error handling inside coroutines using try/catch differ from using CoroutineExceptionHandler?

Junior — Middle

Газпром МедиаЮрент

Can you explain how data storage and management are implemented in DataStore?

What mechanisms ensure safe variable updates when working with multiple threads: volatile, atomics, or synchronized blocks?

What is the purpose of the targetSdkVersion parameter in Android development?

What methods do you know for saving the state of a user interface in applications?

What methods and tools do you use to interact with the database?

How does the 'out' keyword interact with collections in Java?