Who calls dealloc method?

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What is responder chain?

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What can’t we put into an array or dictionary?

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Can I write some c++ function in same .m file?

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Can we create dynamic classes in objective c?

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What happen if we send any message to an object which is released?

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Explain the difference between atomic and nonatomic synthesized properties.

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How does dispatch_once manages to run only once?

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What are benefits of collections views?

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Explain the difference between uiwindow and uiview?

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What is kvc and kvo?

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How can we put nil it into dictionary/array?

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What is gcd?

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What does @synchronized() do?

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What are the size classes?

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