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






2. It is a free service for sending messages to Android devices.






3. It's generally a good idea for one of your APKs to support this texture format as it is supported by all Android-powered devices that support the OpenGL ES 2.0 spec.






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






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






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






7. Represents the visual representation of an Android application






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






9. Callback method: The activity is no longer visible






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






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






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






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






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






15. 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?






16. Android request its permission using its ________






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






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






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






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






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






22. Direct component call in Android






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






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






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






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






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






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






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






30. Necessary tools to develop Android applications






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






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






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






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






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






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






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






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






39. Callback method: The activity is being created.






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






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






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






43. Evaluation of registered components






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






45. Perform background tasks without providing a user interface






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






47. Callback method: Another activity is taking focus






48. Use this to draw text.






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






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