What are the most important features of swift?
What are the different ways to pass data in swift?
What is the use of double question mark “??” In swift?
Where can we test the apple iphone apps if we don’t have an ios device?
What is a guard statement? What is the benefit of using guard statement in swift?
Is swift an object-oriented programming language?
How can we make a property optional in swift?
Explain grand central dispatch (gdc).
What are the collection types that are available in swift?
Which is the superclass of all the view controller objects?
How can we define a base class in swift?
Explain swift vs objective-c.
Explain core data.
Explain the usage of class and benefits of inheritance.
What is optional binding?