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






2. This broadcasts an action whenever the device is connected or disconnected from power.






3. The Android framework has a large set of these classes for interacting with the user and displaying various types of data.






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






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






6. Each activity can then start another activity in order to perform different actions. Each time a new activity starts - the previous activity is stopped - but the system preserves the activity in a ___ .






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






8. ______ are views derived from ViewGroup that provide a unique layout model for its child views






9. Whenever the device is docked or undocked - this action is broadcast.






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






11. Once a connection has been established - the app uses this method to retrieve the data as an InputStream.






12. It is used to load images in a background thread - then apply them to the UI once finished.






13. Android is __________.






14. Evaluation of registered components






15. Shows the actual amount of memory the application uses






16. This is an interface which is used to pass image data from the camera hardware to the application.






17. Callback method: The activity is no longer visible






18. Use this to draw bitmaps.






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






20. is run when running Android on the pc






21. 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 _____






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






23. It is an HTTP client that is used for applications targeted at Gingerbread and higher.






24. When an activity is stopped because a new activity starts - it is notified of this change in state through the activity's _______ .






25. This class exposes a number of methods for applications to receive location updates.






26. Android provides this handy method to direct volume key presses to the audio stream the user specify.






27. This is the simplest way to monitor device state changes.






28. It is used as a reverse-geocoding where translating latitude longitude coordinates to a human-readable address happens.






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






30. You can set the layout as the UI for your activity with passing the resource ID for the layout.






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






32. The ____ lifetime of an activity happens between the call to onStart() and the call to onStop().






33. Represents the visual representation of an Android application






34. Direct component call in Android






35. Theseclasses simplify the steps required to enhance your app with powerful platform features or effectively optimize your app performance.






36. You can reacquire the necessary resources and resume actions that were interrupted. These state transitions are all part of the _________






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






38. This is the main class through which your application can access location services on Android.






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






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






41. Once installed on a device - each Android application lives in its own ______






42. For instance - when stopped - your activity should release any large ____ - such as network or database connections.






43. Theseare a key part of Android applications that directly affect the user experience.






44. Converts XML Document to XML DOM






45. It provides a single value - called an auth token that represents both the user's identity and the application's authorization to act on the user's behalf.






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






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






48. This includes tools to help you identify problems in your layout performance.






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






50. An Activity is an application ______ that provides a _______ with which users can interact in order to do something - such as dial the phone - take a photo - send an email - or view a map