NEW QUESTION 16
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.

NEW QUESTION 17
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?

NEW QUESTION 18
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?

NEW QUESTION 19
In this question, check the four images, then answer the following question:

Which image is the run output of the following Dart code?

The correct answer is :

NEW QUESTION 20
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.

NEW QUESTION 21
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 tapsthis button?

NEW QUESTION 22
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 …………

NEW QUESTION 23
You can add or import a new font to your Flutter by pasting this font file in a font folder in your Flutter project without needing to declare this font file or the font folder in the pubspec.ymal. Is this correct ?

NEW QUESTION 24
Firebase offers two cloud-based, client-accessible database solutions. Which of the following choices is a Firebase database type?

NEW QUESTION 25
This widget helps you to have a specific width and/or height between widgets.
Which of the following term is this definition for?

NEW QUESTION 26
How many child widgets can be added to the Container widget?

NEW QUESTION 27
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 ?

NEW QUESTION 28
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?

NEW QUESTION 29
When you build a Flutter app, you can use an Android or an IPhone emulator to test your app UI (user interface ) and its work flow. But you can NOT test this app on a real Android or IPhone device before publishing your app on Apple or Google store.

NEW QUESTION 30
Fill in the blank with the correct answer that completes the following sentence.
If you have any error in your Dart code of your Flutter app, the …………………….. at the status bar of your Android Studio displays the error description and also displays the line of the code on which the error is.
Also, in most cases the description field in this console gives you an idea about the reason of the error.
What is the name of this console?

NEW QUESTION 31
Adding a Slider widget in a Flutter app interface should be used to select multiple values at the same time.

NEW QUESTION 32
TextField widget allows app users to type text into an app.