Swift

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  • Briefly explain the key characteristics of Swift.

    Junior

  • Explain Optionals in Swift and why they are used.

    Junior

  • Explain the concept of type inference in Swift.

    Junior

  • Explain the difference between nil and null in Swift?

    Junior

  • Explain the difference between the == operator and the === operator in Swift?

    Junior

  • Explain the MVC (Model-View-Controller) design pattern in iOS development.

    Junior

  • Is Swift an object-oriented programming language?

    Junior

  • Name the fundamental data types in Swift.

    Junior

  • What are the benefits of using Swift over Objective-C for iOS development?

    Junior

  • What is a closure in Swift?

    Junior

  • What is a guard statement in Swift, and how is it used?

    Junior

  • What is a tuple in Swift?

    Junior

  • What is a typealias in Swift, and why might you use it?

    Junior

  • What is Swift primarily used for in programming?

    Junior

  • What is the difference between a struct and a class in Swift?

    Junior

  • What is the difference between if let from guard statements?

    Junior

  • What is the difference between let and var in Swift?

    Junior

  • What is the difference between let, var, and lazy var in Swift?

    Junior

  • Describe optional chaining in Swift.

    Mid

  • Discuss opaque return types in Swift.

    Mid

  • Discuss phantom types in Swift.

    Mid

  • Explain how error handling is done in Swift.

    Mid

  • Explain how to use custom operators in Swift.

    Mid

  • Explain how you can handle background tasks and asynchronous operations in iOS using Grand Central Dispatch (GCD).

    Mid

  • Explain init() in Swift?

    Mid

  • Explain the concept of App Transport Security (ATS) in iOS development.

    Mid

  • Explain the concept of Codable in Swift.

    Mid

  • Explain the concept of generics in Swift.

    Mid

  • Explain the difference between synchronous and asynchronous tasks in Swift.

    Mid

  • Explain the difference between value types and reference types in Swift.

    Mid

  • Explain the purpose of Swift's keyPath type

    Mid

  • Explain the Singleton design pattern in Swift.

    Mid

  • Explain what ?? does in Swift?

    Mid

  • Explain what defer does in Swift?

    Mid

  • Explain what NotificationCenter is in Swift.

    Mid

  • How do you handle asynchronous operations in Swift?

    Mid

  • Name the access control keywords in Swift.

    Mid

  • What are the main differences between classes and structures in Swift?

    Mid

  • What is a didSet property observer in Swift, and when would you use it?

    Mid

  • What is a memory leak in iOS development, and how can it be prevented?

    Mid

  • What is a protocol in Swift?

    Mid

  • What is a Swift module?

    Mid

  • What is a trailing closure in Swift?

    Mid

  • What is Key-Value Observing (KVO) in iOS development, and how does it work?

    Mid

  • What is PLIST in iOS?

    Mid

  • What is the difference between a delegate and a closure (block) in iOS development?

    Mid

  • What is the difference between a weak reference and an unowned reference in Swift, and when would you use each?

    Mid

  • What is the difference between async/await and completion handlers in Swift for handling asynchronous operations?

    Mid

  • What is the purpose of a DispatchQueue in Swift, and how does it work?

    Mid

  • What is the purpose of the init() method in Swift, and what is designated vs. convenience initialization?

    Mid

  • Dicsuss copy-on-write in Swift.

    Senior

  • Explain ARC (Automatic Reference Counting) in Swift.

    Senior

  • Explain the concept of Codable vs. NSCoding in Swift, and when to use each for data serialization.

    Senior

  • Explain the concept of dependency injection in Swift.

    Senior

  • Explain the concept of function currying in Swift.

    Senior

  • Explain the concept of Key-Value Coding (KVC) and Key-Value Observing (KVO) in Swift and when you might use them.

    Senior

  • Explain the concept of method dispatch in Swift, including static dispatch and dynamic dispatch.

    Senior

  • Explain the concept of protocol-oriented programming (POP) in Swift.

    Senior

  • Explain the concept of reference counting and how it relates to memory management in Swift.

    Senior

  • Explain the concept of retain cycles and how to avoid them in Swift when working with closures and reference types.

    Senior

  • Explain the concept of the main thread (UI thread) in iOS development and why it's important to perform UI updates on it.

    Senior

  • How does Swift handle memory management for value and reference types?

    Senior

  • How does Swift handle memory management?

    Senior

  • How to achieve thread safety in Swift?

    Senior

  • What is Core Data in Swift?

    Senior

  • What is the purpose of Swift's mutating keyword in methods?

    Senior

  • What is the purpose of the autoreleasepool in Swift, and when might you use it?

    Senior