What are delegates in ios swift?
what are fetched properties?
Explain how you can add frameworks in Xcode project?
What is grand central dispatch ios?
What are the steps you must follow to configure your computer and development device for iphone development?
What is xcode used for?
What is the difference between atomic and nonatomic properties?
Explain the difference between strong and retain.
How you can add frameworks in xcode project?
What persistent storage used in mobile apps - ios?
What is synchronous web request and asynchronous ?
Can a "delegate" retained in ios?
What is libdispatch?