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What is swift programming language?
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Consider the following code: let op1: Int = 1 let op2: UInt = 2 let op3: Double = 3.34 var result = op1 + op2 + op3 Where is the error and why? How can it be fixed?
What is race condition in swift?
What are the advantages of using swift?
What are the various ways to unwrap an optional in swift?
What is singleton in swift?
How to create a tuple in swift?
What is the benefit of using guard statement in swift?
What is dictionary 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 optional binding?
Does apple use swift internally?
How base-class is defined in Swift?
Apple iOS 
