Give example scenarios when an application goes into inactive state?
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Explain the difference between frame and bounds?
Is the delegate for a CAAnimation retained in iOS operating system?
If you use location services in your app, will it drain your battery.if yes? How can we avoid?
Explain how you can add frameworks in Xcode project?
Suppose I get a “blog returned invalid data” error message. What do I do?
What is view object in iOS operating system?
What is dynamic dispatch ios?
Do you know what are layer objects and what do they represent?
Who calls the dealloc strategy? Would we be able to implement dealloc in arc? In the event that indeed, what is the need to do that?
What is nsobject in ios?
Explain me what is arc? How it works?
Will iphone 7 get ios 13?