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






2. Perform background tasks without providing a user interface






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






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






5. 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.






6. Android is __________.






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






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






9. Callback method: The activity is no longer visible






10. It doesn't currently support the <merge/> tag in the layouts to be inflated.






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






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






13. Sharing of data in Android is done via________






14. When an activity is stopped because a new activity starts - it is notified of this change in state through the activity's _______ .






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






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






17. Use this to draw bitmaps.






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






19. Callback method: The activity is being created.






20. It is a subclass of PreferenceActivity.






21. Use this to draw text.






22. This object contains an account name - which for Google accounts is an email address.






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






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






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






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






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






28. An open source stand alone database






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






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






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






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






33. Converts XML Document to XML DOM






34. The receiver is triggered whenever the device battery becomes low or exits the low condition by listening for this two.






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






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






37. An open source group led by Google






38. 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.






39. 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






40. Callback method: Another activity is taking focus






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






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






43. Callback method: The activity has become visible.






44. This is the simplest way to monitor device state changes.






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






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






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






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






49. Conversion of an object to XML






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