SwiftUI General Quiz

This quiz will test your knowledge of SwiftUI app development so far, covering topics covered in the previous quizzes including state, binding, modifiers, and stack layouts.

1. 
What should be done if the Xcode Preview canvas is paused?

2. 
Why is the '$' symbol used in front of the 'rotation' property when binding it to the Slider in the following code?

@State private var rotation: Double = 0

var body: some View {

  VStack {
      Text("Hello, world!")
          Slider(value: $rotation, in: 0 ... 360, step: 0.1)
      }    
  }
}

3. 
Which view allows users to input custom text in the app?

4. 
Which SwiftUI view allows the user to pick an item from a range of options?

5. 
Which SwiftUI structure is used to generate multiple views dynamically based on a data array?

6. 
What modifier is added to the Text view to set its foreground color?

7. 
Which modifier is used to add space around a view?

8. 
What is the function of the Spacer view in the layout?

9. 
What is the purpose of the Divider view?

10. 
What does the '@State' attribute signify in SwiftUI?

11. 
What is the default alignment of views in a VStack?

12. 
Which SwiftUI modifier is used to change the font size of a Text view?

13. 
What modifier is used to adjust the overall size of the Image view?

14. 
What type of value does the rotationEffect() modifier accept?

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