MAD Mobile Application development chapter 4 part 2
When using the Texting component, where do you find the block to include the automatically included messageText argument?
My Blocks
Based on the associated figure, what might the code blocks shown imply about the intent of the application?
Calculate the number of gallons from the number of ounces
Tapping the screen registers what event in the Android SDK and App Inventor?
Click
What is the default port number for the emulator?
5554
The block in the associated figure is an example of which type of Built-In blocks?
Control
For security, Android applications are not able to access the existing messaging function of the phone.
True or False?
False
What is the correct way to retrieve the value from a component named TextBox1?
TextBox1.Text
Android is open-source software, which means that any modifications a developer makes must also be released as open-source software.
True or False?
False
Which of the following is NOT an option for packaging an app?
Submit to Android Market
To add a string literal block to an app, on which tab do you find the
Built-in
Based on the associated figure, what might the code blocks shown imply about the intent of the application?
Calculate the number of gallons from the number of ounces
What happens to the grayed-out, temporary text displayed in a text box when a user begins to enter information?
It disappears.
What happens when you select the Download to this Computer the Package for Phone menu?
An Android package, or .apk file, is downloaded to the user's computer.
The block in the associated figure is an example of which type of Built-In blocks?
the "if" block
Control
Which of the following is NOT an option for packaging an app?
Submit to Android Market
What is the correct way to retrieve the value from a component named Textbox1?
Textbox1.text
What happens when you select the Download to this Computer option from the Package for Phone menu?
An Android package, or .apk file, is downloaded to the user's computer.
When retrieving values from components, App Inventor creates code that uses the getter method to access the value.
True or False?
True
Which keyword is used by App Inventor to combine string literals?
Join