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






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






3. The Android SDK tools include a tool that allows you to analyze your layout while your application is running.






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






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






6. 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






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






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






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






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






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






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






13. ______ are views derived from ViewGroup that provide a unique layout model for its child views






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






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






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






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






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






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






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






21. Shows the actual amount of memory the application uses






22. It is a lightweight mechanism used to transmit data from a server to a particular app instance.






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






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






25. The Android framework has a large set of these classes for interacting with the user and displaying various types of data.






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






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






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






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






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






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






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






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






34. Where Android is currently primarily developed






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






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






37. Sharing of data in Android is done via________






38. Callback method: The activity has become visible.






39. Callback method: Another activity is taking focus






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






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






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






43. 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.






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






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






46. The minimal energy state during which no network connection is active or required.






47. Android is __________.






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






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






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