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. Shows the actual amount of memory the application uses






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






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






4. Callback method: The activity has become visible.






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






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






7. This is used to fetch the account names that the user has stored on their device.






8. 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?






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






10. Direct component call in Android






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






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






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






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






15. It is called to invoke the search dialog on older devices.






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






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






18. 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.






19. 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






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






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






22. 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.






23. It is used as a reverse-geocoding where translating latitude longitude coordinates to a human-readable address happens.






24. Use this to draw text.






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






26. Android request its permission using its ________






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






28. is run when running Android on the pc






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






30. An open source stand alone database






31. 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






32. 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 ___ .






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






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






35. This widget as an item in the action bar is the preferred way to provide search in your app.






36. Android is __________.






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






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






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






40. An Activity is an application ______ that provides a _______ with which users can interact in order to do something - such as dial the phone - take a photo - send an email - or view a map






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






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






43. An _______ is an application component that provides a screen with which users can interact in order to do something - such as dial the phone - take a photo - send an email - or view a map.






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






45. Represents the visual representation of an Android application






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






47. Evaluation of registered components






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






49. It is an efficient and maintainable way to parse XML on Android.






50. 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.