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






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






3. If permissions are missing - the application will get this at runtime.






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






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






6. Shows the actual amount of memory the application uses






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






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






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






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






11. 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.






12. Callback method: The activity has become visible.






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






14. Sharing of data in Android is done via________






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






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






17. 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






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






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






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






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






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






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






24. 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.






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






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






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






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






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






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






31. Describes the status of a network interface of a given type (currently either Mobile or Wi-Fi).






32. Callback method: The activity is about to be destroyed.






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






34. Allow to combine loosely coupled components to perform certain tasks






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






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






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






38. It is used to load images in a background thread - then apply them to the UI once finished.






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






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






41. An Activity is an application ______ that provides a _______ with which users can interact in order to do something - such as dial the phone - take a photo - send an email - or view a map






42. is run when running Android on the pc






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






44. Evaluation of registered components






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






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






47. An open source group led by Google






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






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






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