Answer / Govind Kumar

A struct (structure) in Objective-C is a composite data type that allows you to group together related variables. Unlike classes, structures do not inherit from other structures or objects and do not have methods.

Explain when to use nsarray and nsmutablearray. Which one is faster and threadsafe?

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Does objective c have garbage collection?

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What is the difference between a script and function?

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What is difference between mutable and immutable?

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What is the difference between weak and unowned?

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How would I make a static strategy?

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What type of language is objective c?

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What is a selector objective c?

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Is objective c deprecated?

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Can a static library (.a) contain resources like images, sound files etc?

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How to implement in app purchase in ios objective c?

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When is toll-free bridging useful?

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