Answer / Razia Bano

Unfortunately, Swift protocols cannot be directly used in Objective-C. However, you can achieve similar functionality by using category methods or protocol-like categories in Objective-C.

How to initialize nsmutabledictionary in objective c?

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What does alloc mean in objective c?

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What is synchronized() block in objective c?

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What happens if you add your just created object to a mutable array, and you release your object?

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Can we create dynamic classes in objective c? If yes, explain how to create with a valid use case?

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Can you differentiate polymorphism from abstraction?

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Explain how the class “implementation” is represented in objective-c?

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What is objective writing?

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What is the point of closures?

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What is dynamic dispatch method?

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What is a category extension?

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What is objective c programming used for?

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