Swift 面接の質問と回答
Test your skills through the online practice test: Swift Quiz Online Practice Test
質問 31. Explain the concept of value semantics in Swift.
Value semantics mean that the value of a type is copied when assigned to a new variable or passed as an argument, ensuring that each instance is independent.
役に立ちましたか？
コメントを追加
コメントを見る
質問 32. What is the 'NSRunLoop' equivalent in Swift?
In Swift, the equivalent to 'NSRunLoop' is 'RunLoop', which is used for managing input sources on a thread.
役に立ちましたか？
コメントを追加
コメントを見る
質問 33. How does Swift handle multiple inheritance?
Swift does not support multiple inheritance directly. Instead, it uses protocols to achieve similar functionality through protocol-oriented programming.
役に立ちましたか？
コメントを追加
コメントを見る
質問 34. Explain the difference between '==', '===', and 'isEqual' in Swift.
'==' is used to check for value equality, '===' is used to check for reference equality, and 'isEqual' is typically used for comparing objects in Objective-C and is bridged to '==' in Swift.
役に立ちましたか？
コメントを追加
コメントを見る
質問 35. What is the purpose of the 'DispatchQueue' class in Swift?
'DispatchQueue' is used for managing the execution of tasks serially or concurrently in a multithreaded environment.
役に立ちましたか？
コメントを追加
コメントを見る
ユーザー評価で最も役立つ内容:
- What is Swift?
- Explain optionals in Swift.
- What is the difference between 'let' and 'var' in Swift?
- What are property observers in Swift?
- What is the purpose of the 'static' keyword in Swift?