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






3. Sharing of data in Android is done via________






4. This behaves similarly to a SQLite table - but reads and writes to an object in memory via callbacks - instead of to a database file.






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






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






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






8. Necessary tools to develop Android applications






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






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






11. An open source stand alone database






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






13. To respond to media button clicks - you need to register this in your manifest that listens for this action broadcast.






14. Callback method: Another activity is taking focus






15. Use this to draw bitmaps.






16. Relative to pixels and resolution screen






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






18. Shows the actual amount of memory the application uses






19. Android is __________.






20. Use this to draw text.






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






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






23. This is used to check that you're actually connected to the Internet and what type of connection is in place.






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






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






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






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






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






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






30. The entire lifetime of an activity happens between the call to _____ and the call to _____






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






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






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






34. Where Android is currently primarily developed






35. This is used to convert raw touch events into gestures.






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






37. 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?






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






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






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






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






42. It is a set of rules for encoding documents in machine-readable form.






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






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






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






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






47. When a view is created from an XML layout - all of the attributes in the XML tag are read from the resource bundle and passed into the view's constructor as a what?






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






49. Evaluation of registered components






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