How we can do multithreading in ios?
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What are the different store migration options? How do they work?
. List down app's state transitions when it gets launched.
Explain what is the stack of autorelease pools. How autorelease pool work under the hood?
Does ios support multiple inheritance?
Which class will be subclassed in iOS operating system?
Explain what is a class?
Assume that an app is not in foreground but is still executing code. In which state will it be in?
What is 1x 2x?
Explain the difference between viewdidload and viewdidappear?
What are different instruments xcode supports for app profiling?
What persistent storage used in mobile apps - ios?
Explain keywords alloc and new?