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. Callback method: The activity has become visible.






2. This class computes scroll positions for you - but it does not automatically apply those positions to your view.






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






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






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






6. This is the most common input event in the Android system.






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






8. 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.






9. 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.






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






11. This broadcasts all battery and charging details in a sticky Intent that includes the charging status.






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






13. This search feature was introduced in Android 3.0 and can maintain backward compatibility with older versions of Android by using the default search dialog provided by the system.






14. It is a free service for sending messages to Android devices.






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






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






17. An _______ is an application component that provides a screen 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.






18. The easiest way to create an authenticator class is to extend this and implement its abstract methods.






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






20. This is used to register and de-register your media button event receiver.






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






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






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






24. An intermediate state that uses around 50% of the battery power at the full state.






25. Perform background tasks without providing a user interface






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






27. Callback method: The activity is being created.






28. This defines how the SearchView behaves and is defined in a res/xml/searchable.xml file.






29. The helper method is used to create the final width and height values.






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






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






32. Each time a new activity starts - the previous activity is stopped - but the system preserves the activity in a _____ (the ______).






33. It is a subclass of PreferenceActivity.






34. 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.






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






36. The minimal energy state during which no network connection is active or required.






37. Most network-connected Android apps use this to send and receive data.






38. Your activity should perform setup of "global" state (such as defining layout) in ____ and release all remaining resources in _____






39. Relative to pixels and resolution screen






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






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






42. Callback method: The activity is no longer visible.






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






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






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






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






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






48. It inform the system what intents an application component is willing to accept.






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






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