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. Android is __________.






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






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






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






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






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






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






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






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






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






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






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






14. Use this to draw text.






15. Conversion of XML back to an object






16. This is a readable source of bytes.






17. Necessary tools to develop Android applications






18. 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?






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






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






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






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






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






24. It is an HTTP client that is used for applications targeted at Gingerbread and higher.






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






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






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






28. Direct component call in Android






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






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






31. _____ are views that provide a visual (and interactive) elements for the screen - such as a button - text field - checkbox - or just an image.






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






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






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






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






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






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






38. An intermediate state that uses around 50% of the battery power at the full state.






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






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






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






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






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






44. 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 ___ .






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






46. Shows the actual amount of memory the application uses






47. 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






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






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






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