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. Sharing of data in Android is done via________






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






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






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






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






6. 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?






7. 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






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






9. 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 _____






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






11. Callback method: The activity is being created.






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






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






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






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






16. An open source stand alone database






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






18. The back stack abides to the basic "last in - first out" stack mechanism - so - when the user is done with the current activity and presses the Back button - it is popped from the stack (and ____) and the ____ activity resumes






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






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






21. This is set up to animate for the duration of the fling.






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






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






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






25. 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.






26. Where Android is currently primarily developed






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






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






29. You can set the layout as the UI for your activity with passing the resource ID for the layout.






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






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






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






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






34. 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.






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






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






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






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






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






40. Shows the actual amount of memory the application uses






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






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






43. Creating drawing objects within this method significantly reduces performance and can make your UI appear sluggish.






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






45. This is the most common input event in the Android system.






46. Once installed on a device - each Android application lives in its own ______






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






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






49. Conversion of an object to XML






50. Direct component call in Android