What is delegate pattern in iOS?


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More Apple iOS Interview Questions

Is ios 9 still supported by apple?

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How do I get a call when my ipad rings?

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What are selectors in objective-c?

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What is difference between weak and strong in ios?

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what are the new features in Xcode 6?

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Is there any garbage collector concept available in iOS?

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Differentiate between ‘assign’ and ‘retain’ keyword.

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 An app is loaded into memory but is not executing any code. In which state will be in?

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Explain difference between release and autorelease?

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Explain difference between mrc and arc?

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Explain how to shut off message alerts in ios?

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Explain what is the stack of autorelease pools. How autorelease pool work under the hood?

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