Android

Why are synchronization mechanisms necessary in single-processor systems when working with multithreaded applications?

Which HTTP method is most suitable for sending authentication data such as login and password?

Junior — Middle

Simbirsoft

How can you extract information from a Bundle object in Android?

Junior — Middle

Яндекс

What motivated you to choose development for the Android platform?

What is the hashCode() method in the Object class and how does it work?

What limitations and features exist when using GlobalScope in Kotlin Coroutines?

Have you had experience using Coroutines in your projects?

Junior — Middle

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Can you explain the principle of the @Composable annotation in Jetpack Compose?

How to implement the functionality of hiding content using a View, similar to a spoiler in Telegram?

Junior — Middle

Совкомбанк

Tell me about ViewModelScope: how does it work internally, what dispatcher does it have?

Senior

Wildberries

What methods do you know to implement data caching to improve application performance?

What are the main difficulties that can arise from improper implementation of structured concurrency?

What causes collisions when using a hash table in HashMap?

What methods can prevent or eliminate the problem of unwanted side effects in code?

How can you implement an item separator in a list using RecyclerView?

Junior — Middle

Мой Склад

Can you explain how the function of passing named arguments with default values is implemented in Kotlin?

What is the purpose of the volatile keyword in programming?.

Junior — Middle

Промсвязьбанк

How to extract the first element from a collection in Kotlin if its key matches a given value?

How would you implement showing a Toast after 5 seconds? What to use for one-time events?

Senior

Wildberries

Do you have experience using Dagger in your projects?

Junior — Middle

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