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






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






3. 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.






4. An open source group led by Google






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






6. Android is __________.






7. Callback method: Another activity is taking focus






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. The visible lifetime of an activity happens between the call to ____ and the call to ______






10. 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.






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






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






14. 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.






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






16. This is a readable source of bytes.






17. Use this to draw bitmaps.






18. For example - if your activity has a thread running in the background to download data from the network - it might create that thread in _____ and then stop the thread in _____






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






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






21. 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






22. For example - a ____ might be a button that initiates an action when the user touches it.






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






24. Where Android is currently primarily developed






25. Represents the visual representation of an Android application






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






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






28. Direct component call in Android






29. 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.






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






31. Conversion of an object to XML






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






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






34. Conversion of XML back to an object






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






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






37. It includes a Detailed Network Usage tab that makes it possible to track when your application is making network requests.






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






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






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






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






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






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






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






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






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






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






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






49. Use this to draw text.






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







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