iOS

Can you provide an example illustrating the application of SOLID principles in development?

Explain the concept of polymorphism in object-oriented programming and how it is applied in development practice.

Junior — Middle

ITFB

Суши Вок

Моризо Диджитал

How is the order of event processing determined when using Gesture Recognizer on a View?

Junior — Middle

Avito

Can you explain the concept of a virtual table and its purpose in databases?

How is the interaction between threads, queues, and tasks in multitasking systems implemented?

Junior — Middle

Aston

Which protocol is used to implement data transfer in Swift?

What is the minimum number of linear equations needed to determine the exact coordinates of an object on a display?

Поддерживает ли механизм copy-on-write оптимизацию при работе со строками?

What is included in a set in set theory terms?

Explain the working principle of the MVVM architectural pattern and its components.

Junior — Middle

DNS

What is the standard access level set for a class by default in programming languages?

Is it possible to implement a mechanism that tracks objects using weak references without preventing their garbage collection?

Junior — Middle

Avito

Can you explain the principle of how ObservableObject works and its role in reactive programming?

Junior — Middle

Wildberries

What factors inspire you at work and help maintain motivation?

Junior — Middle

DNS

What difficulties may arise when using a key to identify objects if it also stores additional information about its content?

What is the difference between a class and a protocol in programming?

Can you explain what is meant by an object in the Swift programming language?

Is it possible to determine whether a closure will be escaping based on the use of a third-party library in the project?

Junior — Middle

VK

What is the difference between using frame and Auto Layout when positioning interface elements?

At what stage of the lifecycle can the context state be recorded the latest?