What is “defer”?
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Does swift have a garbage collector?
What is abstract class in swift?
What is the benefit of using guard statement in swift?
Explain what is optional chaining?
What is a function in swift?
What do you do when you realize that your app is prone to crashing?
Is swift similar to c?
Explain how Swift program is deployed?
How can we define a base class in swift?
Why is inheritance not desirable in swift?
What is subscript in swift?
Explain some common features of protocols & superclasses.