Which of these operators is used to check whether or not two instances are identical?

If a class has a superclass and conforms to multiple protocols, what is the correct order to list their names in the initial definition of the Subclass?

Which one is correct function definition?

Which of the following statements about Extensions is false?

What is the output of this segment of code? var x = 0 for index in 1...5 { ++x } println('\(x)')

Which of the following could be used to indicate the Function Type of the following function: func joinStrings(stringOne: String, stringTwo: String) -> String { return stringOne + stringTwo }

The structure of a value or ____ value?

How to compare below 2 strings? let str1 = 'string1' let str2 = 'string2'

Which of the following is safest for downcasting?

What can be execution problem? import UIKit func MinMax(array: [Int]) -> (min: Int, max: Int) { var min = array[0]; var max = array[0];

Output of code snippet? let val1 = 'Hello,' let val2 = 'World' var result = val1 \ val2 print( result )