Android build configuration in Flutter - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to set the minimum SDK version in the Android build configuration.

Flutter

android {
  defaultConfig {
    minSdkVersion [1]
  }
}

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

A21

BcompileSdkVersion

CtargetSdkVersion

DversionCode

Attempts:

3 left

💡 Hint

Common Mistakes

Using compileSdkVersion instead of minSdkVersion.

Putting a string instead of a number.

The minSdkVersion defines the minimum Android version your app supports. Here, 21 means Android 5.0 Lollipop.

2fill in blank

medium

Complete the code to set the application ID in the Android build configuration.

Flutter

android {
  defaultConfig {
    applicationId "[1]"
  }
}

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

Acom.example.myapp

BminSdkVersion

CversionCode

DtargetSdkVersion

Attempts:

3 left

💡 Hint

Common Mistakes

Using numbers or variables instead of a string.

Confusing applicationId with versionCode.

The applicationId is the unique identifier for your app on the Play Store. It looks like a reversed domain name.

3fill in blank

hard

Fix the error in the code to correctly set the target SDK version.

Flutter

android {
  defaultConfig {
    targetSdkVersion [1]
  }
}

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

AminSdkVersion

B"30"

CcompileSdkVersion

D30

Attempts:

3 left

💡 Hint

Common Mistakes

Putting the SDK version number inside quotes.

Using compileSdkVersion instead of targetSdkVersion.

The targetSdkVersion must be a number without quotes. Using quotes causes a syntax error.

4fill in blank

hard

Fill both blanks to set the version code and version name in the Android build configuration.

Flutter

android {
  defaultConfig {
    versionCode [1]
    versionName "[2]"
  }
}

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

A5

B1.0.0

C21

D2.0

Attempts:

3 left

💡 Hint

Common Mistakes

Putting quotes around versionCode.

Using a number for versionName without quotes.

versionCode is an integer that increments with each release. versionName is a string shown to users.

5fill in blank

hard

Fill all three blanks to configure the compile SDK version, build tools version, and enable multidex.

Flutter

android {
  compileSdkVersion [1]
  buildToolsVersion "[2]"
  defaultConfig {
    multiDexEnabled [3]
  }
}

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

A33

B33.0.0

Ctrue

Dfalse

Attempts:

3 left

💡 Hint

Common Mistakes

Putting quotes around compileSdkVersion or multiDexEnabled.

Using false instead of true for enabling multidex.

compileSdkVersion is the Android API level to compile against (number). buildToolsVersion is the version of build tools (string). multiDexEnabled is a boolean to allow multiple dex files.