Android AND-801 Online Practice Questions and Exam Preparation

Android AND-801 Online Questions & Answers

• Question 21:

  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?

  A. android:textSize=18sd"
  B. androtd:textSize="18sp"
  C. android:textSize=-"18point"
  D. android:TextSize=18dp"
  B. androtd:textSize="18sp"

• Question 22:

  Which package of the following does not have classes needed for Android network connections?

  A. java.net
  B. org.apache.http
  C. android.location
  D. android.net
  C. android.location

• Question 23:

  Which of the following applies to the onDraw() method of class View? (Choose two)

  A. It must be overridden if a customize drawing of a view is required.
  B. It takes two parameters: a Canvas and a View.
  C. It takes one parameter of type Canvas.
  D. It uses the Canvas parameter to draw the border of the activity that contains it.
  A. It must be overridden if a customize drawing of a view is required.
  C. It takes one parameter of type Canvas.

• Question 24:

  Check the following image which includes a code that runs when the user clicks on the button (id =button). This code for an Android app includes three check boxes for the question: "

  

  Which countries are in North America?" Select one of the following choices, where the result will appear when the app user clicks the button.

  A. in TextView widget has blank id
  B. in TextView widget has id: textresult
  C. in TextView widget has id: textresult.text
  D. in TexView widget has id: isChecKed
  B. in TextView widget has id: textresult

• Question 25:

  What are the main two types of thread in Android?

  A. Main thread and worker threads.
  B. Main thread and UI thread.
  C. Activities and services.
  D. Main thread and background process.
  A. Main thread and worker threads.

• Question 26:

  To create a customized Adapter for a compound list item layout , you should:

  A. Extend class android.widget.Adapter or any of its descendants then override method getView()
  B. Extend class android.widget.ListView or any of its descendants, then override method getView()
  C. Extend class android.widget.AbsAdapter or any of its descendants, then override method getView()
  D. Extend class android.widget.Adapter or any of its descendants, then override method getAdapterView()
  A. Extend class android.widget.Adapter or any of its descendants then override method getView()

• Question 27:

  Fill in the blank space in the following sentence with the correct choice: The..................... to arranges widgets in positions relative each other.

  A. RelativeLayout
  B. Table Layout
  C. Linear Layout
  D. ConstraintLayout
  A. RelativeLayout

• Question 28:

  Consider the following code :

  @Override

  public void onCreateContextMenu(ContextMenu menu, View v,

  ContextMenuInfo menuInfo) {

  super.onCreateContextMenu(menu, v, menuInfo);

  menu.setHeaderTitle("Menu");

  AdapterContextMenuInfo cmi = (AdapterContextMenuInfo) menuInfo;

  menu.add(1, cmi.position, 0, "Open file");

  menu.add(2, cmi.position, 0, "Save file");}

  Which of the following best explains the code above?

  A. The code inflates an xml file into menu items.
  B. The code creates menu items for context menu programmatically.
  C. The code assign actions to menu items.
  D. The code Opens a menu resource file, modifies it, and saves the changes.
  B. The code creates menu items for context menu programmatically.

• Question 29:

  Consider the following code:

  Intent intent = new Intent();

  intent.setAction(Intent.ACTION_VIEW);

  intent.setData(android.net.Uri.parse("http://www.androidatc.com"));

  startActivity(intent);

  Which of the following is correct about the code above?

  A. It sends a result to a new Activity in a Bundle.
  B. It will not compile without adding the INTERNET permission the Manifest file.
  C. It starts any activity in the application that has a WebView in its layout.
  D. When it is executed, the system starts an intent resolution process to start the right Activity.
  D. When it is executed, the system starts an intent resolution process to start the right Activity.

• Question 30:

  What does the src folder contain?

  A. Image and icon files.
  B. XML resource files.
  C. The application manifest file.
  D. Java source code files.
  D. Java source code files.