App Store Connect submission in iOS Swift - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to set the app version in the Info.plist file.

iOS Swift

let appVersion = (Bundle.main.infoDictionary as? NSDictionary)?[1]("CFBundleShortVersionString") as? String

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Aobject(forKey:)

BgetValue(forKey:)

Cvalue(forKey:)

DfetchValue(forKey:)

Attempts:

3 left

💡 Hint

Common Mistakes

Using methods that don't exist on infoDictionary.

Confusing method names like value(forKey:) which is for KVC.

The correct method to get a value from the infoDictionary is object(forKey:).

2fill in blank

medium

Complete the code to upload an app binary to App Store Connect using altool.

iOS Swift

xcrun altool --[1] -f MyApp.ipa -t ios -u [e-mail] -p app-specific-password

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Aupload

Bupload-appstore

Cupload-apps

Dupload-app

Attempts:

3 left

💡 Hint

Common Mistakes

Using incorrect or non-existing commands like upload-app.

Confusing altool commands with other tools.

The correct command to upload an app with altool is upload-app.

3fill in blank

hard

Fix the error in the code to set the build number in Info.plist before submission.

iOS Swift

if let infoPlistPath = Bundle.main.path(forResource: "Info", ofType: "plist") {
  var plist = NSMutableDictionary(contentsOfFile: infoPlistPath)
  plist?.setValue([1], forKey: "CFBundleVersion")
  plist?.write(toFile: infoPlistPath, atomically: true)
}

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A123

B"123"

CNSNumber(value: 123)

Dnil

Attempts:

3 left

💡 Hint

Common Mistakes

Passing an integer instead of a string.

Passing nil which causes a crash.

The build number must be a string, so it should be quoted.

4fill in blank

hard

Fill both blanks to complete the code that checks if the app archive exists before uploading.

iOS Swift

let fileManager = FileManager.default
if fileManager.[1](atPath: "[2]") {
  print("Archive found, ready to upload.")
}

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AfileExists

BfileExists(atPath:)

Cexists

DMyApp.xcarchive

Attempts:

3 left

💡 Hint

Common Mistakes

Using incorrect method names like fileExists without parameters.

Forgetting to provide the archive path.

The correct method is fileExists(atPath:) and the path is the archive name.

5fill in blank

hard

Fill all three blanks to complete the Swift code that prepares the app metadata dictionary for submission.

iOS Swift

let metadata: [String: Any] = [
  "[1]": "MyApp",
  "[2]": "1.0",
  "[3]": "This is a great app."
]

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AappName

Bversion

Cdescription

DappVersion

Attempts:

3 left

💡 Hint

Common Mistakes

Using incorrect or inconsistent keys.

Mixing up version and appVersion keys.

The keys for metadata are appName, version, and description.