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. 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.






2. Sharing of data in Android is done via________






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






4. 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?






5. 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 _____






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






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






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






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






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






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






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






13. This is a lightweight view with no dimension and doesn't draw anything or participate in the layout.






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






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






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






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






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






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






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






21. Shows the actual amount of memory the application uses






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






24. Use this to draw text.






25. This broadcasts an action whenever the device is connected or disconnected from power.






26. Relative to pixels and resolution screen






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






28. Evaluation of registered components






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






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






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






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






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






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






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






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






37. Converts XML Document to XML DOM






38. Where Android is currently primarily developed






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






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






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






42. Callback method: The activity is being created.






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






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






45. The visible lifetime of an activity happens between the call to ____ and the call to ______






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






47. Android request its permission using its ________






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






49. An open source stand alone database






50. This class defines methods for drawing text - lines - bitmaps - and many other graphics primitives.