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Flutter is an __ mobile application development framework created by Google.

1. Shareware
2. Open-Source
3. Both
4. None of the above

✅ Correct Answer: 2

Which of the following best explains the flutter?

1. It is an open-source database management system
2. This is an open-source backend toolkit
3. This is an open-source UI toolkit
4. None of the above

✅ Correct Answer: 3

Flutter apps are written in the __ language and make use of many of the language’s more advanced features.

1. Dart
2. Kotlin
3. Java
4. Swift

✅ Correct Answer: 1

Flutter is used to develop applications for _ and _.

1. Android
2. iOS
3. Both
4. None

✅ Correct Answer: 3

Which Company Developed Flutter?

1. Microsoft
2. Google
3. Facebook
4. IBM

✅ Correct Answer: 2

Which function is responsible for starting the program?

1. runApp()
2. main()
3. run()
4. flutter()

✅ Correct Answer: 2

Which of the following are used to develop the native hybrid app from a single codebase?

1. React Native
2. Flutter
3. React
4. Both A and B

✅ Correct Answer: 4

SDK represents____

1. Software Development Knowledge
2. Software Data Kit
3. Software Database Kit
4. Software Development Kit

✅ Correct Answer: 4

Which of the following are the best editors of flutter development?

1. Android Studio
2. Xcode
3. IntelliJ Idea
4. All of the above

✅ Correct Answer: 4

Flutter is mainly optimized for _ that can run on both Android and iOS platforms.

1. Desktop only
2. Tablet only
3. 2D Mobile Apps
4. None of the above

✅ Correct Answer: 3

Which of the given below commands checks our environment and shows the report of the status of our Flutter and Android studio apart from the IDE software installation.

1. flutter clean
2. flutter screen
3. flutter master
4. flutter doctor

✅ Correct Answer: 4

What is Dart?

1. Dart is an object-oriented programming language.
2. Dart is used to create frontend user interfaces.
3. Both A and B
4. None of the above

✅ Correct Answer: 3

The Dart language can be compiled

1. AOT
2. JIT
3. Both AOT and JIT
4. None of the above

✅ Correct Answer: 3

What are the advantages of Flutter?

1. Cross-platform Development
2. Faster Development
3. UI Focused
4. All of the above

✅ Correct Answer: 4

Which widget enables us to have a specific height or width between the widgets?

1. AppBar
2. SafeArea
3. onChanged
4. SizedBox

✅ Correct Answer: 4

How many child widgets can be added to Container Widget?

1. Unlimited
2. 1
3. 2
4. 3

✅ Correct Answer: 2

How many types of widgets are there in Flutter?

1. 1
2. 2
3. 3
4. 4

✅ Correct Answer: 2

Which widget is utilized to wrap the Column, Container, Row, or other widgets. This widget inserts the filling size around the child widget?

1. Image
2. SnackBar
3. Padding
4. AlertDialog

✅ Correct Answer: 3

Which of the following properties must we utilize for adding the label, inline, and icon suggestion text to the TextField widget?

1. InputDecoration
2. ListView
3. SizeBox
4. shrinkWrap:true

✅ Correct Answer: 1

What is the name of the command you use to verify you have setup your flutter environment correctly?

1. flutter run
2. flutter expert
3. flutter doctor
4. flutter coder

✅ Correct Answer: 3

A __ widget in Flutter is a box with a specific size.

1. Container
2. Stream
3. Show
4. SizedBox

✅ Correct Answer: 4

Which of the following widget allows us to refresh the screen?

1. Stateless widgets
2. Statebuild widget
3. Stateful widget
4. All of the above

✅ Correct Answer: 3

Which of the following widgets use for layout?

1. Text
2. Column
3. Expanded
4. Inkwell

✅ Correct Answer: 2

The examples of the Stateless widget are?

1. Row
2. Padding
3. Text
4. All of the above

✅ Correct Answer: 4

Which of the following widgets is used for repeating the content

1. Expanded
2. Stack
3. Scaffold
4. ListView

✅ Correct Answer: 4

What operator evaluates and returns the value between two expressions?

1. ?? operator
2. ? operator
3. && operator
4. None of the above

✅ Correct Answer: 1

The function is responsible for returning the widgets that are attached to the screen as a root of the widget tree and will be rendered on the screen.

1. runApp()
2. main()
3. both (a) and (b)
4. None of these

✅ Correct Answer: 1

Which of the following options is correct for adding the plus icon to the FloatingActionButton widget in the Filter application?

1. Icon <”phone”>
2. Icon(icon.style:”plus”)
3. Icon(icons.plus)
4. icon=plus.Flutter

✅ Correct Answer: 3

The Flutter tooling supports _ modes while compiling the application

1. 1
2. 2
3. 3
4. None of These

✅ Correct Answer: 3

What types of tests can you perform in Flutter?

1. Unit Tests
2. Widget Tests
3. Integration Tests
4. All of the above

✅ Correct Answer: 4

Which of the following tests a single widget?

1. Unit Tests
2. Widget Tests
3. Interactive Tests
4. Integration Tests

✅ Correct Answer: 2

What are the different build modes in Flutter?

1. Debug
2. Profile
3. Release
4. All of the above

✅ Correct Answer: 4

Release mode allows us to optimize the codes and generate them without any debug data in a fully optimized form

1. True
2. False
3. Can be true or false
4. Can’t say

✅ Correct Answer: 1

Which of the following commands is used to compile release mode?

1. flutter run –release
2. flutter –release
3. flutter run ??release
4. flutter run %%release

✅ Correct Answer: 1

pubspec.yaml file does not contain?

1. Project general settings
2. Project dependencies
3. Project language
4. Project assets

✅ Correct Answer: 3

In working with the Flutter project, which configuration file will be used most? pubspec.xml

1. pubspec.html
2. pubspec.xyz
3. pubspec.xml
4. pubspec.yaml

✅ Correct Answer: 4

Which of the following works with a small r key on the terminal or commands prompt?

1. Hot Reload
2. Hot Restart
3. both (a) and (b)
4. None of These

✅ Correct Answer: 1

In Flutter, which of the following is used as identifiers for widgets, elements, and semantic nodes?

1. Buttons
2. Keys
3. Widgets
4. Streams

✅ Correct Answer: 2

What are the subclasses of Key?

1. GlobalKey
2. LocalKey
3. GlobalKey and LocalKey
4. None of the above

✅ Correct Answer: 3

Due to App Store restrictions on dynamic code execution, Flutter apps use __ compilation on iOS.

1. Ahead-of-time (AOT)
2. Ahed-of-code (AOC)
3. Both
4. None

✅ Correct Answer: 1

The __ animation allows you to represent real-world behavior in Flutter.

1. Maths-based
2. Physics-based
3. Graph-based
4. None of the above

✅ Correct Answer: 4

What is the refresh rate of our animation in Flutter?

1. Show
2. Refresh
3. Ticker
4. None of the above

✅ Correct Answer: 3

Streams can be of __ types.

1. 1
2. 2
3. 3
4. 4

✅ Correct Answer: 2

Which of the following is a sequence of asynchronous events?

1. Stream
2. Flow
3. Current
4. None of the above

✅ Correct Answer: 1

Access and manipulate the cloud database is possible with which of the following options?

1. Firebase Database
2. SQFlite Database
3. both (a) and (b)
4. None of the mentioned

✅ Correct Answer: 1

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