Is the object retained if I call performSelector:withObject:afterDelay:?
Explain app bundle?
Screen resolution of iPhone & iPad
What is @synthesize?
What is the protocol in ios?
How to download something from the internet?
Why uicontrol is provided if we can create custom uiview?
Tell me what is fast enumeration?
In which language is ios written?
Define iterator protocol?
What are the different store migration options? When are they used? How do they work? What is mapping model?
What is mvp in ios?
What is 'notification'?