Answer / Mohammad Shabbar Ali

iPhone is a line of smartphones developed by Apple Inc. that combine a computer, iPod, digital camera, and cellular phone into one device.

What is messaging? What is message forwarding?

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Which app specific objects store the app's content in iOS operating system?

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What is shared instance in ios?

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What are the Steps for using coredata?

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How are non-atomic and atomic properties different?

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How to fix tableviewcell dequeue issue ?

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What does use core data mean in xcode?

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What happens when we invoke a method on a nil pointer?

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What is use of nsoperation?

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How are non-atomic and atomic properties different? Which one is the default property for synthesized properties? When would a user operate one over the other?

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Give example scenarios when an application goes into inactive state?

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What is difference between atomic and nonatomic in ios?

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