What is inheritance in swift?
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How can we make a property optional in swift?
What is a delegate in swift?
What is dynamic member lookup swift?
Who calls the main function of our app during the app launch cycle?
In Swift How to connect UI under Swift Environment ?
What is static function in swift?
What is @objc 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 significance of “?” In swift?
What are delegates swift 4?
What is dictionary in swift?
What are the collection types available in swift?