Do swift classes inherit from nsobject?
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What are the control transfer statements used in swift?
Consider the following code: var array1 = [1, 2, 3, 4, 5] var array2 = array1 array2.append(6) var len = array1.count What’s the value of the len variable, and why?
What is the use of static keyword in swift?
What is nil-coalescing operator?
Explain what is optional chaining?
How to make a method or variable generics in swift?
What is forced unwrapping? Why is it potentially unsafe?
What is optional chaining?
Which is better car baleno or swift?
What is final class in swift?
What is extension in swift?
What is a tuple in swift?