What is difference between atomic and nonatomic in ios?
What is the difference strong and weak reference?
What is concurrency in ios?
. Name the app sate which it reaches briefly on its way to being suspended
What is gcd? How is it used?
What is the latest version of ios?
What is suspended state in ios?
How to send crash report from device?
Explain how the push notification works in iOS operating system?
What three types of navigation styles are used in ios?
What is arc?
Tell me what is iphone os?
What is core data in ios?