Can a "delegate" retained in ios?
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What is nspersistentstorecoordinator?
What is nsuserdefaults? What type of data can we store there?
Ellaborate viper architecture?
What is nsuserdefaults?
What size is 1x and 2x?
How are non-atomic and atomic properties different? Which one is the default property for synthesized properties?
Explain the different types of ios application states.
What is difference between nsnotification and delegate?
What is difference between synchronous and asynchronous in web request in iOS operating system?
What is an iphone app?
Explain shallow copying and depth copying.
Assume that system is running low on memory. What can system do for suspended apps?