What is the difference between copies & retain in iOS operating system?
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Can apk files run on ios?
What happens when IApplication does not handle an event?
Which is easier android or ios development?
What is nsuserdefaults? What type of data can we store there?
What is @dynamic and any place where it is used?
What is ios application?
Explain me what is polymorphism?
Explain about MVC Design patters
Why do all model object attributes get marked with @dynamic and not synthesised?
An app is loaded into memory but is not executing any code. In which state will it be in?
What are ios apps coded in?
Explain inheritance?