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






2. The most common way to define a layout using views is with an XML layout file saved in your ______






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






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






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






6. Callback method: Another activity is taking focus






7. 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.






8. Conversion of an object to XML






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






10. Whenever the device is docked or undocked - this action is broadcast.






11. is run when running Android on the pc






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






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






14. Use this to draw text.






15. To create an activity - you must create a subclass of






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






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






18. An open source group led by Google






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






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






21. Converts XML Document to XML DOM






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






23. This is a readable source of bytes.






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






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






26. 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.






27. Represents the visual representation of an Android application






28. 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?






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






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






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






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






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






34. An open source stand alone database






35. Perform background tasks without providing a user interface






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






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






38. Direct component call in Android






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






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






41. Callback method: The activity is no longer visible






42. The Android SDK tools include a tool that allows you to analyze your layout while your application is running.






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






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






45. This includes tools to help you identify problems in your layout performance.






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






47. Android is __________.






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






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






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