How nsoperationque works?


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More Apple iOS Interview Questions

Why do all model object attributes get marked with @dynamic and not synthesised? What does @dynamic mean?

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Does ios have garbage collection?

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How can mobile application errors be prevented?

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What ios version onwards arc can be used?

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What’s the difference between mkannotation and mkpointannotation?

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What does exc_bad_access mean?

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Will the new design mean I have to completely relearn how to use my phone?

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What is an NSOperationQueue and how/would you use it in iOS operating system?

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what is Xcode?

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What is use of uiapplication class?

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Who calls the main function of you app during the app launch cycle?

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