Explain me does ios support multitasking?
Which API is used to write test scripts that help in exercising the application's user interface elements?
A tableview with while tapping on cell show a popOver. and tapping on it move to another view controller, is it possible if yes? then how?
Explain the difference between NSOperationQueue concurrent and non-concurrent in iOS operating system?
What is the significance of autorelease?
What is the concurrency how many ways you know to achieve concurrency?
Is viewdidload only called once?
Describe @objc inference?
How can you respond to state transitions on your app?
What does exc_bad_access mean?
Why iphone apps are popular?
Explain parent-child context setup. How does it work?
Can a "delegate" retained in ios?