Flutter Basics Quiz

Welcome to your Flutter Basics Quiz

Name

What is a "StatelessWidget" in Flutter?

A widget that can only be used once

A widget that cannot change its state after creation

A widget that uses external APIs

A widget that can change its state

None

Which programming language is primarily used in Flutter?

Python

JavaScript

Dart

Java

None

What is the purpose of the "FutureBuilder" widget in Flutter?

To build responsive layouts

To build a UI for displaying future events

To handle asynchronous operations and update the UI accordingly

To create animations

None

How do you define a list of items in Flutter?

Using the main() function

Using a ListView widget

By creating a separate class

With a for loop

None

What is the purpose of the "setState" method in Flutter?

To handle user input

To build the app's UI

To define the app's theme

To update the widget's state and trigger a rebuild

None

What does "pubspec.yaml" file contain in a Flutter project?

Dependencies and project metadata

App configuration settings

Project documentation

App's source code

None

What is the purpose of the "Scaffold" widget in Flutter?

To display notifications

To create a drawer

To build the app's main structure and layout

To define app permissions

None

Which widget is used to create a bottom navigation bar in Flutter?

BottomNavigationBar

TabBar

NavigationBar

BottomBar

None

Which Flutter widget is used to display a modal dialog box?

DialogBox

ModalDialog

PopupBox

AlertDialog

None

10.

What does "Widget" mean in Flutter?

A small, reusable UI component

A software bug

A button

A database query

None

11.

What is the purpose of the "CrossAxisAlignment" property in Flutter's "Row" widget?

To control the color of text in a row

To control the alignment of rows in a table

To control the alignment of children in a row

To control the font size of text in a row

None

12.

Which widget is used to create a clickable button in Flutter?

Button

RaisedButton

Container

Text

None

13.

What is the purpose of the "Expanded" widget in Flutter's "Column" or "Row" layouts?

To expand the widget to fill the available space

To make the widget disappear

To add padding to the widget

To create a border around the widget

None

14.

Which command is used to run a Flutter app in debug mode?

flutter start

flutter build

flutter deploy

flutter run

None

15.

What is the purpose of the "async" keyword in Dart?

To indicate that a function is asynchronous and may return a Future

To declare a constant value

To define a function as a constructor

To create an anonymous function

None

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