Swift quiz

Test your Swift knowledge with a free interactive quiz — 24 questions with answers and explanations. No signup needed to play.

What collection type is an ordered list in Swift?

1. What collection type is an ordered list in Swift?
2. Is Swift statically or dynamically typed?
3. What does `if let x = optional { }` do?
4. What is a protocol in Swift?
5. What framework is used for building modern declarative UIs in Swift?
6. What is the guard statement used for?
7. How does Swift do string interpolation?
8. What is an optional in Swift?
9. What is type inference in Swift?
10. What does the `func` keyword define?
11. What is a closure in Swift?
12. What is the difference between `let` and `var` in Swift?

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