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认证应用程序开发人员考试样本.pdf
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认证应用程序开发人员考试样本.pdf
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Exam Code: AFD - 200
moc.ctadiordna.wwwmaeT CTA diordnA yB
• The exam consists of 45 multiple-choice questions.
• Exam duration is 90 minutes.
•
The passing grade is 70%.
• All Android ATC exams are closed-book exams.
• Candidates who have attended the Android ATC course are
expected to pass this exam easily.
Flutter Certified Application Developer
Exam Sample
Q1. TextField widget allows app users to type text into an app.
a. True
b. False
Answer : True
Q2. The following code is used to add a floating action button to a Flutter app interface.
Which of the following function or method can be used to add an action to this button if the app user taps
this button?
a. GoTo
b. onPressed
c. JumupNow
d. flyTo
Answer : b
Q3. Adding a Slider widget in a Flutter app interface should be used to select multiple values at the same
time.
a. True
b. False
Answer : False
Q4. If you created a Flutter app using the Firebase services where the app users had to login to this App
using Firebase user accounts (email and password), which of the following Firebase products store these
app users' accounts?
a. Database
b. Authentication
c. Storage
d. Hosting
Answer : b
Q5. 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
Q6. The Container is a Flutter widget that allows you to customize, compose, decorate and position its child
widget.
a. True
b. False
Answer : True
Q7. 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
Q8. 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. True
b. False
Answer : False
Q9. A plug-in is used to enter the date in your Flutter app interface instead of asking an app user to add it
manually.
Which is of the choices below represents this definition?
a. DateInsert( ) widget
b. Date Picker plug-in
c. Date Dialog plug-in
d. Date Mark plug-in
Answer : b
Q10. 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 : True
Q11. To configure a CheckboxGroup or a RadioButtonGroup in a Flutter app, first you should set the
configurations which are illustrated in the image of this question.
What is the file name which includes these configurations?
a. README.md
b. AndroidManifest.xml
c. pubspec.yaml
d. gradlew.bat
Answer : c
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