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 is the process of lowering your audio stream output volume to make transient audio from another app easier to hear without totally disrupting the audio from your own application.






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






3. Use this to draw bitmaps.






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






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






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






7. is run when running Android on the pc






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






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






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






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






12. Callback method: The activity is no longer visible






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






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






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






16. In order to get a list of accounts on the device - your app needs this permission.






17. Conversion of XML back to an object






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






19. On a rooted device - the credentials would be readable by anyone with this access to the device.






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






21. This callback method of the audio focus change listener you registered when requesting audio focus receives a parameter that describes the focus change event.






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






23. Use this to draw text.






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






25. Sharing of data in Android is done via________






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






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






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






29. Perform background tasks without providing a user interface






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






31. 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






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






33. It is a set of rules for encoding documents in machine-readable form.






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






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






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






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






38. 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.






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






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






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






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






43. Direct component call in Android






44. PieChart exposes a custom event to notify listeners that the user has rotated the pie chart to focus on a new pie slice.






45. It is a subclass of PreferenceActivity.






46. Represents the visual representation of an Android application






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






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






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






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