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






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






3. Callback method: The activity is no longer visible






4. An open source group led by Google






5. Callback method: The activity is being created.






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






7. A mode where navigation is set up with a spinner widget.






8. 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?






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






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






11. An open source stand alone database






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






13. For example - if your activity has a thread running in the background to download data from the network - it might create that thread in _____ and then stop the thread in _____






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






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






16. Use this to draw text.






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






18. 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.






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






20. Perform background tasks without providing a user interface






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






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






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






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






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






26. Each activity can then start another activity in order to perform different actions. Each time a new activity starts - the previous activity is stopped - but the system preserves the activity in a ___ .






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






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






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






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






31. 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?






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






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






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






35. Conversion of XML back to an object






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






37. This search feature was introduced in Android 3.0 and can maintain backward compatibility with older versions of Android by using the default search dialog provided by the system.






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






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






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






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






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






43. Shows the actual amount of memory the application uses






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






45. It is called to invoke the search dialog on older devices.






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






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






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






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






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