Free Android Certified Application Developer AND-801 Exam Practice Test

The SharedPreferences class provides a general framework that lets you save and retrieve persistent key-value pairs of primitive data types.

• False
• True

Which of the following Android Studio folders includes drawable files for different launcher icon densities?

• Values
• Drawable
• layout
• Mipmap

Android SDK platform is a set of libraries and APIs that provide necessary classes, methods and interfaces to develop Android applications and allow you to compile your code.

• False
• True

Android is an open source, Linux-based software stack.

• True
• False

As an Android developer, to change the font size of a text in Android layout, you should use attribute "android:textSize". Which of the following choices is the recommended syntax to change the font size to 18?

• android:textSize=18sd"
• androtd:textSize="18sp"
• android:textSize=-"18point"
• android:TextSize=18dp”

Which of the following choices is the best answer to fill the empty space in the following sentence? Adding a new color to the colors.xml file in Android Studio (/res/values/colors.xml) helps the app developers to use this new color as attribute value for the ................attribute in all these app layouts.

• Java:textcolor
• color:textformat
• android:textcolor
• kotlin:textcolor

If your Android application creates a SQLite database, which of the following is the default directoryto save this database file?

• /database/SQLite_Data/APP_NAME/databases/DATABASE_FILE.
• /database/data/APP_NAME/databases/DATABASE_FILE_SQLAPP.
• /database/data/APP_NAME/databases/DATABASE_FILE.
• /dataSQL/data/APP_NAME/databases/DATABASE_FILE.

The following Android code will show the small popup message "Message saved as draft" for 3.5 seconds, and then automatically disappears: Toast.makeText(this, "Message saved as draft". Toast.LENGTH_LONG).show()

• True
• False

Which of the following is true about the following line of code: button.setOnClickListener({})

• It sets the time and date of run process.
• The system executes the code you write in setOnClickListener({ }) after the user presses the button.
• It only saves changes in a text field.
• It sets the number of clicks the user presses to run the application.

The following Android code displays a Toast message. Which of the following is the correct parameter to replace Toast.xyz in this line of code? Toast.makeText(this,"Message saved as draff,Toast.xyz).show()

• Toast.sec.4
• Toasst.shortTime
• ToastiLEMGTH_LONG
• Toast. Time.4s