Firebase setup for iOS in iOS Swift - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to import the Firebase module in your Swift file.

iOS Swift

import [1]

Drag options to blanks, or click blank then click option'

AUIKit

BSwiftUI

CFoundation

DFirebase

Attempts:

3 left

💡 Hint

Common Mistakes

Importing UIKit instead of Firebase.

Forgetting to import Firebase before using its features.

You need to import the Firebase module to use Firebase features in your Swift code.

2fill in blank

medium

Complete the code to configure Firebase in the AppDelegate's didFinishLaunchingWithOptions method.

iOS Swift

FirebaseApp.[1]()

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Ainitialize

Bconfigure

Cstart

Dsetup

Attempts:

3 left

💡 Hint

Common Mistakes

Using start() or initialize() instead of configure().

Not calling this method in didFinishLaunchingWithOptions.

The method configure() initializes Firebase services when the app launches.

3fill in blank

hard

Fix the error in the code to add the GoogleService-Info.plist file to the project correctly.

iOS Swift

In Xcode, drag the [1] file into the [2] folder in the project navigator.

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AGoogleService-Info.plist

BAppDelegate.swift

CSupporting Files

DAssets.xcassets

Attempts:

3 left

💡 Hint

Common Mistakes

Adding the plist file to the wrong folder like Assets.xcassets.

Not adding the plist file to the project at all.

The GoogleService-Info.plist file must be added to the Supporting Files folder to be included in the app bundle.

4fill in blank

hard

Fill both blanks to complete the code that initializes Firebase in the SceneDelegate.

iOS Swift

func scene(_ scene: UIScene, willConnectTo session: UISceneSession, options connectionOptions: UIScene.ConnectionOptions) {
  guard let _ = (scene as? [1]) else { return }
  FirebaseApp.[2]()
}

Drag options to blanks, or click blank then click option'

AUIWindowScene

BUIApplication

Cconfigure

Dstart

Attempts:

3 left

💡 Hint

Common Mistakes

Casting scene to UIApplication instead of UIWindowScene.

Using start() instead of configure().

The scene must be cast to UIWindowScene and Firebase initialized with configure().

5fill in blank

hard

Fill all three blanks to complete the code that imports Firebase, configures it, and prints a success message.

iOS Swift

import [1]

@main
struct MyApp: App {
  init() {
    FirebaseApp.[2]()
    print("[3]")
  }

  var body: some Scene {
    WindowGroup {
      ContentView()
    }
  }
}

Drag options to blanks, or click blank then click option'

AFirebase

Bconfigure

CFirebase configured successfully

DUIKit

Attempts:

3 left

💡 Hint

Common Mistakes

Importing UIKit instead of Firebase.

Forgetting to call configure().

Not printing a confirmation message.

You import Firebase, call configure() to initialize it, and print a success message.