IDE setup (VS Code, Android Studio) in Flutter - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to create a new Flutter project using the command line.

Flutter

flutter [1] my_app

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

Acreate

Bbuild

Crun

Dinstall

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'flutter run' instead of 'flutter create'.

Typing 'flutter build' which compiles the app but doesn't create a project.

The flutter create command initializes a new Flutter project named my_app.

2fill in blank

medium

Complete the code to open the Flutter project folder in VS Code from the terminal.

Flutter

code [1]

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

A~

B..

C.

D/

Attempts:

3 left

💡 Hint

Common Mistakes

Using '..' which means parent folder.

Using '/' which refers to root directory.

The dot . means the current directory, so code . opens the current folder in VS Code.

3fill in blank

hard

Fix the error in the Android Studio setup step: To install Flutter plugin, go to Preferences > Plugins > {{BLANK_1}} and search for 'Flutter'.

Flutter

Go to Preferences > Plugins > [1] and search for 'Flutter'.

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

AMarketplace

BInstalled

CUpdates

DSettings

Attempts:

3 left

💡 Hint

Common Mistakes

Trying to find Flutter plugin under 'Installed' tab.

Looking under 'Updates' which shows only updates.

The Flutter plugin is found in the Marketplace tab of the Plugins section in Android Studio.

4fill in blank

hard

Fill both blanks to complete the command to check Flutter installation and environment setup.

Flutter

flutter [1] [2]

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

Adoctor

B--verbose

C--check

D--fix

Attempts:

3 left

💡 Hint

Common Mistakes

Using '--check' or '--fix' which are not valid flutter doctor options.

Omitting the 'doctor' command.

The basic command is flutter doctor. Adding --verbose shows detailed info.

5fill in blank

hard

Fill both blanks to complete the Flutter run command with device ID and release mode.

Flutter

flutter run -d [1] --[2]

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

Aemulator-5554

Brelease

Cdebug

Ddevice-1234

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'debug' instead of 'release' for production builds.

Using an invalid device ID.

The -d option specifies the device ID like emulator-5554. The --release flag runs the app in release mode.

Practice

1. Which IDE is officially recommended by Flutter for app development?

easy

A. Android Studio

B. Visual Studio Code

C. Eclipse

D. NetBeans

Solution

1. Step 1: Understand Flutter's official recommendations

   Flutter's official website recommends Android Studio as the primary IDE because it includes built-in tools for Flutter and Android development.

2. Step 2: Compare other options

   While VS Code is popular and supported, Android Studio is the official IDE with full Flutter plugin support.

3. Final Answer:

   Android Studio -> Option A

4. Quick Check:

   Official Flutter IDE = Android Studio [OK]

Hint: Remember official docs recommend Android Studio first [OK]

Common Mistakes:

• Confusing VS Code as official IDE
• Choosing unrelated IDEs like Eclipse
• Ignoring Flutter's official recommendations

2. Which plugin must you install in VS Code to enable Flutter development?

easy

A. Python extension

B. Java Development Kit

C. React Native tools

D. Flutter and Dart plugins

Solution

1. Step 1: Identify required VS Code extensions for Flutter

   Flutter development in VS Code requires both Flutter and Dart plugins to provide language support and tools.

2. Step 2: Exclude unrelated plugins

   Java, Python, and React Native extensions do not support Flutter development.

3. Final Answer:

   Flutter and Dart plugins -> Option D

4. Quick Check:

   Flutter in VS Code needs Flutter + Dart plugins [OK]

Hint: Install both Flutter and Dart plugins in VS Code [OK]

Common Mistakes:

• Installing only Dart plugin
• Installing unrelated language plugins
• Forgetting to install Flutter plugin

3. What happens if you open a Flutter project in Android Studio without installing the Flutter plugin?

medium

A. Android Studio treats it as a plain Android project without Flutter support

B. Android Studio shows Flutter-specific tools and runs the app

C. The project fails to open with an error

D. Android Studio automatically installs the Flutter plugin

Solution

1. Step 1: Understand plugin role in Android Studio

   The Flutter plugin enables Flutter-specific features like widgets, hot reload, and run configurations.

2. Step 2: Behavior without Flutter plugin

   Without the plugin, Android Studio treats the project as a normal Android project without Flutter tools.

3. Final Answer:

   Android Studio treats it as a plain Android project without Flutter support -> Option A

4. Quick Check:

   No Flutter plugin means no Flutter tools [OK]

Hint: No Flutter plugin means no Flutter features in Android Studio [OK]

Common Mistakes:

• Assuming automatic plugin install
• Expecting Flutter tools without plugin
• Thinking project won't open at all

4. You installed Flutter and Dart plugins in VS Code but the Flutter commands are not working. What is the likely cause?

medium

A. Dart plugin conflicts with Flutter plugin

B. You need to restart your computer

C. Flutter SDK path is not set in VS Code settings

D. VS Code does not support Flutter development

Solution

1. Step 1: Check Flutter SDK configuration

   VS Code needs the Flutter SDK path set correctly to run Flutter commands.

2. Step 2: Exclude other causes

   Restarting is rarely needed, plugins do not conflict, and VS Code supports Flutter well.

3. Final Answer:

   Flutter SDK path is not set in VS Code settings -> Option C

4. Quick Check:

   SDK path missing disables Flutter commands [OK]

Hint: Always set Flutter SDK path in VS Code settings [OK]

Common Mistakes:

• Ignoring SDK path setup
• Assuming plugin conflicts
• Thinking VS Code lacks Flutter support

5. You want to set up Android Studio for Flutter development on a new computer. Which steps should you follow to ensure full Flutter support?

hard

A. Install Android Studio only; Flutter support is built-in by default

B. Install Android Studio, then install Flutter and Dart plugins, and set Flutter SDK path

C. Install Flutter SDK only; Android Studio is optional

D. Install Dart plugin only; Flutter plugin is not needed

Solution

1. Step 1: Install Android Studio

   Android Studio is the IDE needed for Flutter app development on desktop.

2. Step 2: Add Flutter and Dart plugins

   These plugins enable Flutter-specific tools and language support inside Android Studio.

3. Step 3: Set Flutter SDK path

   Configuring the Flutter SDK path allows Android Studio to find Flutter tools and run apps.

4. Final Answer:

   Install Android Studio, then install Flutter and Dart plugins, and set Flutter SDK path -> Option B

5. Quick Check:

   Full Flutter setup = Android Studio + plugins + SDK path [OK]

Hint: Install IDE, plugins, then set SDK path for Flutter [OK]

Common Mistakes:

• Skipping plugin installation
• Assuming Flutter support is automatic
• Not setting SDK path