What are sensors in iphone?
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Differentiate between release and pool drain?
How to find the memory leaks in mrc?
What is synchronized() block in objective c? What is the use of that?
What is category and class extension?
What is foundation framework in ios?
Describe @objc inference?
Define fast enumeration?
Explain UIApplication life cycle
Will the new design mean I have to completely relearn how to use my phone?
Explain the difference between strong and retain.
Why do we override drawrect: method?
What is iphone os?