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. Converts XML Document to XML DOM






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






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






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






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






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






7. Android is __________.






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






9. Callback method: The activity has become visible.






10. Callback method: Another activity is taking focus






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






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






13. Relative to pixels and resolution screen






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






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






16. 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.






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






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






19. Necessary tools to develop Android applications






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






21. An open source stand alone database






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






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






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






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






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






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






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






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






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






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






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






33. In most cases this will offer greater bandwidth at a significantly lower battery cost.






34. 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?






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






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






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






38. This class provides one of the simplest ways to fire off a new task from the UI thread.






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






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






41. Answers queries about the state of network connectivity. It also notifies applications when network connectivity changes.






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






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






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






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






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






47. Sharing of data in Android is done via________






48. It is an efficient and maintainable way to parse XML on Android.






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






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.