Why is swift important?
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What is interface in swift?
Explain some design patterns which we normally use during the app development.
In Swift enumerations, what’s the difference between raw values and associated values?
Is swift a good language to learn?
What are the collection types that are available in swift?
What are the characteristics of switch?
Do loops swift?
How should errors be handled in swift?
Consider the following code: var defaults = NSUserDefaults.standardUserDefaults() var userPref = defaults.stringForKey("userPref")! printString(userPref) func printString(string: String) { println(string) } Where is the bug? What does this bug cause? What’s the proper way to fix it?
Can you explain completion handler?
What is weak in swift?
What is the function of swift?
Apple iOS 
