What is delegate and protocol in ios?
what does @synthesize do?
What is arc in ios?
Define cocoa?
How can you respond to state transitions on your app?
List the devices compatible with ios 11? : IOS Architect
Why we use delegate in ios?
How to use core data objects between two threads?
What is the difference between synchronous & asynchronous task in ios?
Which object manage the presentation of app's content on the screen?
Explain concept of notification center, local and remote notifications.
What is sandbox in iOS operating system?
Is ios written in c?