#Swift

7 questions

• What are Optionals in Swift and how do you safely unwrap them?iOS (Swift & SwiftUI)#swiftJunior›
• What is the difference between struct and class in Swift?iOS (Swift & SwiftUI)#swiftJunior›
• Explain protocol-oriented programming with protocols and extensions.iOS (Swift & SwiftUI)#swiftMiddle›
• What are capture lists, and how do you avoid retain cycles in closures?iOS (Swift & SwiftUI)#swiftMiddle›
• How does Swift concurrency work with async/await, Task, actors, and @MainActor?iOS (Swift & SwiftUI)#asyncMiddle›
• Explain ARC in depth: weak vs unowned, and how to detect leaks.iOS (Swift & SwiftUI)#swiftSenior›
• When would you use Combine versus async/await for data streams?iOS (Swift & SwiftUI)#asyncSenior›