Explain layer objects?
Does ios support multitasking?
Explain me what is fast enumeration?
What are selectors in objective-c?
What are the App states in iOS operating system? Explain them
When a nsfetchrequest fetches an entity object from store, does it fetch all of its data at once?
What is ios architecture?
What is the meaning of 'strong'keyword?
What are the ios devices?
What are the benefits of swift over objective-c ?
How to convert MVC design pattern to MVVM design patterns
What is Delegation in iOS?
What is a retain cycle?
what are the two different smart groups in Xcode?
Assume that your app is running in the foreground but is currently not receiving events. In which sate it would be in?