Explain steps for using coredata?
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What are “strong” and “weak” references? Why are they important and how can they be used to help control memory management and avoid memory leaks?
Explain the options and bars available in xcode 4.x workspace window in iOS operating system
Why do we override drawrect: method?
Explain what is a framework?
How to do upload of large sized video file to server ? while uploading user presses “Homebutton” How long will execute?
What are the benefits of swift over objective-c ?
Explain concept of notification center, local and remote notifications.
Explain what is a class?
Define decoding or deserialization?
What is cocoa touch in ios?
What are the differences between categories and extensions?
Do you know which json framework is supported by ios?