How to hide status bar in iOS app with Swift as follows?

How can you fix the missing characters for the following code? func userScore -> Bool { return true }

Suppose below variable declaration, select a right answer? import UIKit var str = 'string' var ŝanĝiĝema = 'хувьсагч' var & = '&'

The following attribute can be used to allow a protocol to contain optional functions and to be used in ObjC?

What is the return type of the following code? func nameFunc() -> String { return 'Jhon' }

What is the correct way to import Objective-C files into Swift?

What is the name of the following function: func potteryBarn (name: String, score: Int) -> String { return 'Hello (name)! Your score is (score).'}

AnyObject can represent:

Which of these is an invalid constant or variable declaration?

To loop through a range of the numbers 1-9 without using 9, you would write…

Which is the correct optional form of a down cast operator?