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WorksheetsMobile Application - Midterm Exam Part 1
Total questions: 35
Worksheet time: 18mins
What is Flutter?
A high performance framework for mobile app development
A popular programming language for web development
A game development engine
How does Flutter achieve high performance?
By rendering the UI directly in the operating system's canvas
By using native framework for UI rendering
By outsourcing UI rendering to third-party libraries
What is the purpose of Hot Reload in Flutter?
To automatically deploy the app to the app store
To quickly make changes to the app's code and see the results in real time
To optimize the app's performance
What are Widgets in Flutter?
User interface components used to create the UI of the application
Code snippets for common app features
Pre-built templates for app development
Is Flutter only for developing mobile apps for a specific platform?
True
False
Can you develop both Android and iOS apps with Flutter?
True
False
What is the main folder for Dart code in Flutter?
.metadata
android
lib
What is the purpose of lib/main.dart in Flutter?
To specify the app's name
To define the app's UI
To specify the app's permissions
What is the purpose of the test folder in Flutter?
To test the app's UI
To test the app's performance
To test the app's code
What is the purpose of test/widget_test.dart in Flutter?
To test the app's UI
To test the app's performance
To test the app's code
What is .gitignore in Flutter?
A file to specify ignored files for Git version control
A file containing app metadata
A file to specify app permissions
What is the purpose of .metadata in Flutter?
A file to specify ignored files for Git version control
A file containing app metadata
A file to specify app permissions
Is Flutter open-source?
True
False
Does Flutter provide access to native features?
True
False
Does Flutter support Material Design?
True
False
What is the purpose of MyApp widget in Flutter?
To define the app's UI
To specify the app's name
To specify the app's permissions
Is MyApp widget built using Flutter native widget MaterialApp?
True
False
Does MaterialApp have a home property to specify the UI of the home page?
True
False
What is the purpose of GestureDetector widget in Flutter?
To display user gestures on the UI
To capture user interactions such as tapping, dragging, etc.
To provide haptic feedback to the user
What widget in Flutter supports State maintenance?
StatelessWidget
StatefulWidget
GestureDetector
It is a client-optimized language for developing fast apps on any platform. Its goal is to offer the most productive programming language for multi-platform development, paired with a flexible execution runtime platform for app frameworks.
Flutter
Dart
PHP
JSON
This function takes the given Widget and makes it the root of the widget tree.
main()
runApp()
build()
MaterialApp()
This flex widget let you create flexible layout in horizontal.
Column()
Row()
Center()
Scaffold()
This flex widget let you create flexible layout in vertical.
Column()
Row()
Center()
Scaffold()
This widget never changes.
Stateless
Scaffold
Container
Stateful
Datatype that holds number from 0-9.
int
bool
String
float
This data type can hold only two values, the true or false.
int
bool
String
float
The correct syntax to import material.dart is
import 'package:fluter/material.dart';
True
False
home: can be a property of Scaffold() widget.
True
False
A function that any Button() widget must have is
onTapped:(){}
onMouseHover:(){}
onPressed:(){}
child:
A widget property to design Text() widget.
style:
decoration:
fontStyle:
color:
In flutter development a semi-colon symbol is used to separate widgets.
True
False
It is the first function that the dart compiler executed first.
void main()
runApp()
home()
return()
A widget that can be seen at the top corner of the Material App.
AppBar()
TopNavigationBar()
MaterialApp()
Scaffold()
It is a free and open-source mobile UI framework created by Google and released in May 2017.
Flutter
Dart Language
Visual Studio
Android
