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






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






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






4. This action is used in sending text content from one activity to another.






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






6. To define custom attributes - add this resources to your project.






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






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






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






10. This is a readable source of bytes.






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






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






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






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






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






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






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






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






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






20. Relative to pixels and resolution screen






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






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






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






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






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






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






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






28. It is a subclass of PreferenceActivity.






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






30. 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?






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






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






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






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






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






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






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






38. 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.






39. Evaluation of registered components






40. When a new activity starts - it is pushed onto the ____ and takes user focus.






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






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






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






44. The back stack abides to the basic "last in - first out" stack mechanism - so - when the user is done with the current activity and presses the Back button - it is popped from the stack (and ____) and the ____ activity resumes






45. Use this to draw bitmaps.






46. Necessary tools to develop Android applications






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






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






49. Conversion of XML back to an object






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