Explain how the push notification works in iOS operating system?

Question Posted / sushil kumar

No Answer is Posted For this Question
Be the First to Post Answer

More Apple iOS Interview Questions

What is the difference between let and var in swift?

Explain the features is ios 6?

What are selectors in objective-c?

What framework is used to construct application's ios user interface?

Define 'retain' keyword?

Is viewdidload only called once?

What are ios categories?

What is difference between core data and sqlite in ios?

What is the mean of not running state in ios?

How to implement "load more" using nsfetchedresultscontroller?

What is the purpose of UIWindow object in iOS operating system?

What is reference count in ios?

For more Apple iOS Interview Questions Click Here