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 is the most common input event in the Android system.






2. 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.






3. 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.






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






5. Where Android is currently primarily developed






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






7. It inform the system what intents an application component is willing to accept.






8. Evaluation of registered components






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






10. 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?






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






12. Necessary tools to develop Android applications






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






14. Converts XML Document to XML DOM






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






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






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






18. Each activity can then start another activity in order to perform different actions. Each time a new activity starts - the previous activity is stopped - but the system preserves the activity in a ___ .






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






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






21. Use this to draw bitmaps.






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






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






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






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






26. This is a readable source of bytes.






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






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






29. Conversion of XML back to an object






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






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






32. 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?






33. Android is __________.






34. It is a subclass of PreferenceActivity.






35. Conversion of an object to XML






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






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






38. Direct component call in Android






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






40. Relative to pixels and resolution screen






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






42. This class computes scroll positions for you - but it does not automatically apply those positions to your view.






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






44. Shows the actual amount of memory the application uses






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






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






47. A styleable entity that contains these two custom attributes: showText and labelPosition.






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






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






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