Test your basic knowledge |

Android Programming

Subject : it-skills
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. This class provides one of the simplest ways to fire off a new task from the UI thread.






2. Direct component call in Android






3. This can be used to draw previews of what the camera sensor is picking up.






4. It made implementing an effective and user friendly share action in your ActionBar even easier.






5. Evaluation of registered components






6. An open source stand alone database






7. Conversion of XML back to an object






8. Used when a connection is active - allowing the device to transfer data at its highest possible rate.






9. This handles cases like flaky mobile networks - airplane mode - and restricted background data.






10. Allow to combine loosely coupled components to perform certain tasks






11. The ____ lifetime of an activity happens between the call to onCreate() and the call to onDestroy().






12. It's generally a good idea for one of your APKs to support this texture format as it is supported by all Android-powered devices that support the OpenGL ES 2.0 spec.






13. This is set up to animate for the duration of the fling.






14. is run when running Android on the pc






15. The visible lifetime of an activity happens between the call to ____ and the call to ______






16. This class defines abstract methods that you must override so that your database table can be created and upgraded when necessary.






17. The dock-state details are included as an extra in a sticky broadcast of this action.






18. It is the process of lowering your audio stream output volume to make transient audio from another app easier to hear without totally disrupting the audio from your own application.






19. The industry standard way to deal with authentication to third-party services.






20. To create an activity - you must create a subclass of






21. The back stack abides to the basic "last in - first out" stack mechanism - so - when the user is done with the current activity and presses the Back button - it is popped from the stack (and ____) and the ____ activity resumes






22. This method returns the inflated View once complete so you don't need to call findViewById() if you need to interact with the layout.






23. This class is the basis for handling flywheel-style fling gestures.






24. This class defines methods for drawing text - lines - bitmaps - and many other graphics primitives.






25. It provides a simple way to perform your work outside the main thread.






26. Amode where the action bar is set up with tabs for navigation.






27. Shows the actual amount of memory the application uses






28. Represents the visual representation of an Android application






29. Describes the status of a network interface of a given type (currently either Mobile or Wi-Fi).






30. For example - if your activity has a thread running in the background to download data from the network - it might create that thread in _____ and then stop the thread in _____






31. This is used for the need of finer control over your view's layout parameters.






32. This callback method of the audio focus change listener you registered when requesting audio focus receives a parameter that describes the focus change event.






33. Creating drawing objects within this method significantly reduces performance and can make your UI appear sluggish.






34. If permissions are missing - the application will get this at runtime.






35. A service in which programmers can offer their Android application to Android users.






36. In order for the AccountManager to work with your custom account code - you need this class that implements the interfaces that AccountManager expects.






37. Android system uses a special virtual machine to run java based applicatons






38. A mode where navigation is set up with a spinner widget.






39. This is a base class supplied by Android framework - which you can extend to create your own custom authenticator.






40. It is available starting with API Level 14 and higher.






41. This widget as an item in the action bar is the preferred way to provide search in your app.






42. Are used in activities to create the user interface and to interact with the user.






43. In order to get a list of accounts on the device - your app needs this permission.






44. It is a string that defines the specific type of access your app is asking for.






45. For example - a ____ might be a button that initiates an action when the user touches it.






46. PieChart exposes a custom event to notify listeners that the user has rotated the pie chart to focus on a new pie slice.






47. _____ are views that provide a visual (and interactive) elements for the screen - such as a button - text field - checkbox - or just an image.






48. Callback method: The activity is about to be destroyed.






49. Callback method: The activity is no longer visible






50. This provides methods to define line's color - whether to fill a rectangle with a color or leave it empty - and defines the color - style - font - and so forth of each shape you draw.