Mobile Software Developer Interview Questions

5,882 mobile software developer interview questions shared by candidates

Protocol diff in objc and swiftProtocol syntaxProtocol and extensionsOptionals in ios/objective c/swiftStruct and extended methodsSwift vs objc Call to class func or extension funcClass vs structStruct initialisation When struct is initialised without init method how is object created?What is associated type wrt Protocols in SwiftProtocols- extension/inheritance/associated typesPolymorphism with example 
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Mobile Applications Developer

Interviewed at Capgemini

4.2
Sep 20, 2025

Protocol diff in objc and swiftProtocol syntaxProtocol and extensionsOptionals in ios/objective c/swiftStruct and extended methodsSwift vs objc Call to class func or extension funcClass vs structStruct initialisation When struct is initialised without init method how is object created?What is associated type wrt Protocols in SwiftProtocols- extension/inheritance/associated typesPolymorphism with example 

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