What are extra features added in ios 9?

609

When was ios invented?

636

What are advantages of arc over mrc?

627

What is called before viewdidload?

589

Flow of push notification?

625

Explain the difference between developer and enterprise developer accounts?

515

What is weak and strong in ios?

615

Explain the different types of ios application states.

573

What is nsfetchedresultscontroller?

644

Who calls the main function of app during the app launch cycle in ios?

591

Explain alamofire benefits

577

What are ios protocols?

558

How to set your application id after becoming a member of iphone developer program?

533

What are selectors in objective-c?

578

What is gcd in ios swift?

593