Swift 면접 질문과 답변
Ques 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.
Ques 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.
Ques 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.
Ques 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.
Ques 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.
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