What is nsdictionary in swift?
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What is a type in swift?
How can you write a comment in swift?
Explain mvc structure.
Do try catch swift?
What is singleton class swift 3?
What is data structure in swift?
How should errors be handled in swift?
What is final class in swift?
Explain how Swift program is deployed?
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?
What is asynchronous in swift?
What is optional binding?