Flutter Basics Quiz

Welcome to your Flutter Basics Quiz

Name

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

To define the app's theme

To handle user input

To update the widget's state and trigger a rebuild

To build the app's UI

None

Which package manager is commonly used in Flutter to manage dependencies?

CocoaPods

npm

Gradle

pub

None

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

To create a border around the widget

To add padding to the widget

To make the widget disappear

To expand the widget to fill the available space

None

In Flutter, what is the purpose of the MaterialApp widget?

It provides access to device hardware.

It displays the app's logo.

It defines the app's structure.

It connects to a server.

None

How can you add custom fonts to a Flutter app?

By using the "Font" widget

By modifying the AndroidManifest.xml file

By running the "flutter fonts" command

By placing font files in the "assets" directory and configuring "pubspec.yaml"

None

What is a "StatelessWidget" in Flutter?

A widget that cannot change its state after creation

A widget that can only be used once

A widget that uses external APIs

A widget that can change its state

None

Which programming language is primarily used in Flutter?

Python

Dart

Java

JavaScript

None

In Flutter, what is the default layout orientation for the "Column" widget?

Diagonal

Vertical

Circular

Horizontal

None

How do you define a list of items in Flutter?

Using a ListView widget

By creating a separate class

Using the main() function

With a for loop

None

10.

In Flutter, how do you add padding around a widget?

Using the margin property

By setting the widget's width and height

Using the padding property

By wrapping it with the Padding widget

None

11.

How do you add a gradient background to a widget in Flutter?

By using the "Background" widget

By wrapping the widget with the "DecoratedBox" widget

By setting the "backgroundGradient" property

By using the "Gradient" widget

None

12.

What is the primary function of the "Navigator" widget in Flutter?

To manage device settings

To navigate between different app screens

To control animations

To display advertisements

None

13.

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

To create animations

To build responsive layouts

To build a UI for displaying future events

To handle asynchronous operations and update the UI accordingly

None

14.

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

flutter build

flutter start

flutter deploy

flutter run

None

15.

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

To control the alignment of rows in a table

To control the color of text in a row

To control the font size of text in a row

To control the alignment of children in a row

None

1 out of 15