infiniteZest.com: Test Your Knowledge: Swift - Type Inference, Type Safety, and Type Conversion

Test Your Knowledge: Swift - Type Inference, Type Safety, and Type Conversion

Tags: type inference, type safety, type conversion, type

Summary

This is a test on Type Inference, Type Safety, and Type Conversion in Swift.

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Swift - Type Inference, Type Safety, and Type Conversion

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Swift - Type Inference, Type Safety, and Type Conversion

Review Answers for Questions in this Test

1. How do you convert length variable from Int to Double (named len)?

2. let name = “Alfred” - what would Swift infer the type of name to be?

3. var score: Int = getScore() - the function signature is: func getScore() -> Double - what’s the type of score?

4. Which of the following is preferred style in Swift?

5. Which of the following will not give an error in Swift?

Article Series
Previous Article: Swift - Type Inference, Type Safety, and Type Conversion	This article is part of the Series: Swift - Introduction and Basics	Next Article: This is the Last Article of the Series

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