Ellaborate viper architecture?
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How to fix tableviewcell dequeue issue ?
What is gcd in ios?
What is a memory leak ios?
What is category and extension in ios?
How does the runtime handle message passing? What is message forwarding?
. List down app's state transitions when it gets launched.
An app is loaded into memory but is not executing any code. In which state will be in?
What is the difference between atomic and non-atomic properties? Which is the default for synthesized properties? When would you use one over the other?
What is meaning of 'retain' keyword?
What is difference between atomic and nonatomic in ios?
What is messaging? How does the runtime handle message passing?
Explain @synchronized ,@dynamic