What is a guard statement?
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What are the features of swift programming?
What are the advantages of using swift?
How can you prioritize the usability of the demand process?
What type of literals does swift language have?
What are the various ways to unwrap an optional in swift?
How can you define a base class in swift?
Why do we use swift? Mention some advantages of swift?
How many access levels are present 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?
Is swift a functional language?
What are the different ways to pass data in swift?
What is block in swift?