LinkedIn Swift (Programming Language)

Linkedin Swift Quiz answers

What is the type of this function?

func add(a: Int, b: Int) -> Int { return a+b }

• Int
• (Int, Int) -> Int 
• Int
• Functions don't have types.

Linkedin Swift Quiz

What is the correct way to call this function?                  

func myFunc (_ a : Int, b : Int) -> Int {

  return a + b

 }

• myFunc(a: 5, b: 6)
• myFunc(5, b: 6)
• all of these answers
• myFunc(5, 6)

Swift Linkedin learning

The Codable protocol is _____.?

• a combination of Encodable and Decodable
• required of all classes
• automatically included in all classes
• not a true protocol

Linkedin Swift assessment answers

What is the type of value1 in this code?

let value1 = "\("test".count)"

• This code is invalid.
• test.count
• String
• Int

Swift Linkedin Quiz

When a function takes a closure as a parameter, when do you want to mark it as escaping?

• when it's lazy loaded
• all of these answers
• when it's scope is undefined
• when it's executed after the function returns

   Linkedin Swift assessment

   Linkedin Swift test