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AFD-200 Practice Exam Questions and Answers

Flutter Certified Application Developer

Last Update 10 hours ago
Total Questions : 49

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Question # 1

This Flutter widget is used to toggle the on/off state of a single setting.

Which of the following choices represents this definition?

Options:

A.  

onOff Widget

B.  

SlideA Widget

C.  

noYes Widget

D.  

Switch Widget

Discussion 0
Question # 2

The code in this image is to add a Slider widget to a Flutter app interface.

The divisions property value is 4. What does that mean?

Question # 2

Options:

A.  

It means that the slider will have 4 values other than the start or the minimum value is 0. The values are

0, 25, 50, 75, and 100.

B.  

It means that the slider will have 3 values only. The values are 0, 50, and 100.

C.  

It means that the slider will have 6 values.. The values are 0, 20, 40, 60, 80 and 100.

D.  

It means that the slider will have only 2 values. The values are 0, and 100.

Discussion 0
Question # 3

presentation [The image of this question includes a Flutter app interface run result as it appears on Android and on iOS emulators. When the app user taps the button on the app title bar, he/she will get a menu with some items.

Question # 3

Which of the following Flutter widgets is used to create this type of buttons ?

Options:

A.  

PopupMenuButton Widget

B.  

ButtonBar Widget

C.  

OutlineButton Widget

D.  

DropdownButton Widget

Discussion 0
Question # 4

The image in this question is a part of Flutter app interface which includes four TextFields. When the app user types anything in the password TextField, all the characters in the text field are replaced with stars to hide the user's passwor

D.  

To do this, you should add a specific property to the password TextField

widget.

Question # 4

Which of the following choices is the property and what property value should one add to the password

TextField widget to get this type of secure input ?

Options:

A.  

obscureText: true

B.  

secureText:yes

C.  

password:stars

D.  

password:hide

Discussion 0
Question # 5

Check the image in this question first, then assume that you added this Dart code in a Flutter app to create three radio buttons to your app interface. However; you got an error message. There is something that is still missing in this code.

Question # 5

What should you do to correct the error in this code?

Options:

A.  

Add a square bracket "]" to close the labels property square bracket.

B.  

You cannot add radio buttons to Flutter apps.

C.  

Replace the square brackets with two braces brackets { }.

D.  

Replace the RadioButtonGroup widget with RadioButton widget.

Discussion 0
Question # 6

Flutter widgets are the basic building blocks of a Flutter user interface. Almost everything in Flutter app is a widget such as images, icons, texts, menus, buttons, row, column etc.

Options:

A.  

True

B.  

False

Discussion 0
Question # 7

The Container is a Flutter widget that allows you to customize, compose, decorate and position its child

widget.

Options:

A.  

True

B.  

False

Discussion 0
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