Take this quiz to test your knowledge of the files and folders that comprise a typical Xcode-based SwiftUI project.
1.
What template should be selected when creating a new SwiftUI project in Xcode for a cross-platform app?
2.
In a project named MyDemo, what is the main purpose of the MyDemoApp.swift file?
3.
What does the @main attribute signify in SwiftUI?
4.
In project named MyDemo, which element in the MyDemoApp.swift file contains the initial view of the app?
5.
What is displayed by default in the ContentView.swift file?
6.
What is the purpose of the Assets.xcassets folder in a SwiftUI project?
7.
In a project named MyDemo, which file is responsible for enabling specific iOS features like iCloud or microphone access?
8.
What happens to the contents of the Preview Content folder when the app is packaged for submission?
9.
Which SwiftUI element is responsible for containing and managing multiple views in a hierarchy?
10.
In a project named MyDemo, which file in a SwiftUI project is most likely to contain the primary code for the app’s user interface?
11.
Which import statement is used at the beginning of SwiftUI files?
12.
In project named MyDemo, which file in a new SwiftUI project serves as the entry point of the app?
13.
What is the function of the padding() modifier in the ContentView.swift file code?
import SwiftUI
struct ContentView: View {
var body: some View {
VStack {
Image(systemName: "globe")
.imageScale(.large)
.foregroundStyle(.tint)
Text("Hello, world!")
}
.padding()
}
}
14.
In a project named MyDemo, which folder or folder contains assets that are only required during the development preview phase?
15.
What is the purpose of the Scene element in a SwiftUI app?
16.
What does the ContentView structure conform to in SwiftUI?
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