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






2. If you want your APK to be visible on TVs which are non-touchscreen devices you should add this to your manifest.






3. These helpers are specialized classes for backing up certain kinds of data.






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






5. An open source group led by Google






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






7. 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.






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






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






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






11. Use this to draw text.






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






13. This is used to fetch the account names that the user has stored on their device.






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






15. Android request its permission using its ________






16. Android is __________.






17. It typically consumes more energy than 3G - which is in turn more expensive than 2G.






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






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






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






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






22. On a rooted device - the credentials would be readable by anyone with this access to the device.






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






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






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






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






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






28. It is used to toggle the enabled state on any component defined in the manifest - including whichever broadcast receivers you wish to enable or disable






29. Represents the visual representation of an Android application






30. It is a subclass of PreferenceActivity.






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






32. is run when running Android on the pc






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






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






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






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






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






38. This is a lightweight view with no dimension and doesn't draw anything or participate in the layout.






39. 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.






40. The Android SDK tools include a tool that allows you to analyze your layout while your application is running.






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






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






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






44. It includes a Detailed Network Usage tab that makes it possible to track when your application is making network requests.






45. Binary data is shared using the ACTION_SEND action combined with setting the appropriate MIME type and placing the URI to the data in an extra named called?






46. A styleable entity that contains these two custom attributes: showText and labelPosition.






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






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






49. Necessary tools to develop Android applications






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