[UPDATED Nov-2022] Best Value Available Preparation Guide for AFD-200 Exam
1 Full AFD-200 Practice Test and 45 Unique Questions, Get it Now!
Android AFD-200 Exam Syllabus Topics:
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NEW QUESTION 25
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.
- A. True
- B. False
Answer: A
NEW QUESTION 26
In Flutter, AlertDialog Widget is similar to a small interface which appears for a few seconds at the bottom of the app user interface when the app user takes a specific action such as clicking a button.
- A. False
- B. True
Answer: A
NEW QUESTION 27
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?
- A. It means that the slider will have 6 values.. The values are 0, 20, 40, 60, 80 and 100.
- B. 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. - C. It means that the slider will have 3 values only. The values are 0, 50, and 100.
- D. It means that the slider will have only 2 values. The values are 0, and 100.
Answer: B
NEW QUESTION 28
The Container is a Flutter widget that allows you to customize, compose, decorate and position its child widget.
- A. True
- B. False
Answer: A
NEW QUESTION 29
When you want to create a Flutter app, you need to configure a lot of widgets and change their format. You don't need to create everything from scratch. You can easily add the Scaffold class or widget to your app. This class implements the basic material design visual layout structure for your app.
- A. True
- B. False
Answer: A
NEW QUESTION 30
Assume that you designed a Flutter app as illustrated in the image of this question. When you tapped the
"Bottom Sheet" button, you got a bottom sheet including the text "Welcome to Android ATC".
But, you were not able to tap the "Test Button" button in this app interface when this bottom sheet was active.
Which of the following choices about the type of this Bottom Sheet Widget is correct?
- A. Persistent Bottom Sheet
- B. Modal Bottom Sheet
- C. Middle Bottom Sheet
- D. Secure Bottom Sheet
Answer: B
NEW QUESTION 31
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 passworD. To do this, you should add a specific property to the password TextField widget.
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 ?
- A. password:hide
- B. obscureText: true
- C. secureText:yes
- D. password:stars
Answer: B
NEW QUESTION 32
In Flutter development, you can add three rows inside a column and add an image within each row.
- A. True
- B. False
Answer: A
NEW QUESTION 33
This Flutter widget is used to toggle the on/off state of a single setting. Which of the following choices represents this definition?
- A. onOff Widget
- B. SlideA Widget
- C. noYes Widget
- D. Switch Widget
Answer: D
NEW QUESTION 34
presentationThis question includes an image for an app interface.
Which of the following choices is correct about the widget which includes all these children widgets?
- A. TextField Widget
- B. AlertDialog Widget]
- C. SnakBar Widget
- D. Card Widget
Answer: D
NEW QUESTION 35
After you create a Flutter app, you need to configure an app icon for your app.
The question is:
If you configure an app icon to your Android code of this Flutter app, the icon of your iOS code for the same Flutter app will be added automatically.
- A. False
- B. True
Answer: A
NEW QUESTION 36
This widget helps you to have a specific width and/or height between widgets.
Which of the following term is this definition for?
- A. SizedBox
- B. AppBar
- C. SafeArea
- D. onChanged
Answer: A
NEW QUESTION 37
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.
What should you do to correct the error in this code?
- A. Replace the square brackets with two braces brackets { }.
- B. You cannot add radio buttons to Flutter apps.
- C. Add a square bracket "]" to close the labels property square bracket.
- D. Replace the RadioButtonGroup widget with RadioButton widget.
Answer: C
NEW QUESTION 38
Adding a Slider widget in a Flutter app interface should be used to select multiple values at the same time.
- A. False
- B. True
Answer: A
NEW QUESTION 39
As illustrated in the image in this question, to get the Text value: "Welcome" in this app interface, you may configure the Text widget as a child widget of the Container widget in the following code:
But, you should replace the XXXXXXXXX with one of the following choices. Which of the following is the best answer ?
- A. Align.Center
- B. VH.Margin
- C. Margin.VH
- D. EdgeInsets.symmetric
Answer: D
NEW QUESTION 40
While configuring your Android app on Firebase web site, you should download the google- services.json file from Firebase web site and add it to your Android app files as illustrated in the image of this question.
Select the best answer from the following choices: What is the main role of this file for your app?
- A. This file checks if the app user's device has Internet connection each time the app user starts it.
- B. This file includes your user name and password for Firebase web site.
- C. This configuration file includes the https connection settings between your Android app and Firebase services.
- D. This file role is to import the latest security updates from Firebase web site to app users.
Answer: C
NEW QUESTION 41
The image in this question includes a Dart code for a Raised button widget. When the app user taps this button, the app will display the content of Screen2( ) class of this app using Navigator.push navigation technique.
To do this you should replace the xxx in this Navigator.push class with ............
- A. anchor
- B. path
- C. title
- D. context
Answer: D
NEW QUESTION 42
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.
Which of the following Flutter widgets is used to create this type of buttons ?
- A. OutlineButton Widget
- B. DropdownButton Widget
- C. ButtonBar Widget
- D. PopupMenuButton Widget
Answer: D
NEW QUESTION 43
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