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. Allow to combine loosely coupled components to perform certain tasks






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






3. 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.






4. Shows the actual amount of memory the application uses






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






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






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






8. The easiest way to create an authenticator class is to extend this and implement its abstract methods.






9. 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.






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






11. The dock-state details are included as an extra in a sticky broadcast of this action.






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






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






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






15. Represents the visual representation of an Android application






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






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






18. Relative to pixels and resolution screen






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






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






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






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






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






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






25. Callback method: The activity is being created.






26. 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?






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






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






29. Amode where the action bar is set up with tabs for navigation.






30. This widget as an item in the action bar is the preferred way to provide search in your app.






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






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. Necessary tools to develop Android applications






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






35. 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.






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






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






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






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






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






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






42. 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?






43. is run when running Android on the pc






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






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






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






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






48. 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 _____






49. It is the process of lowering your audio stream output volume to make transient audio from another app easier to hear without totally disrupting the audio from your own application.






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