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






2. An open source group led by Google






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






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






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






6. The ____ lifetime of an activity happens between the call to onStart() and the call to onStop().






7. 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.






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






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






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






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






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






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






14. The dock-state details are included as an extra in a sticky broadcast of this action.






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






16. This is a readable source of bytes.






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






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






19. 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






20. For instance - when stopped - your activity should release any large ____ - such as network or database connections.






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






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






23. Necessary tools to develop Android applications






24. You can reacquire the necessary resources and resume actions that were interrupted. These state transitions are all part of the _________






25. It is a subclass of PreferenceActivity.






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






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






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






29. Shows the actual amount of memory the application uses






30. is run when running Android on the pc






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






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






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






34. Conversion of XML back to an object






35. This is used to check that you're actually connected to the Internet and what type of connection is in place.






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






37. Perform background tasks without providing a user interface






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






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






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






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






42. The entire lifetime of an activity happens between the call to _____ and the call to _____






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. Evaluation of registered components






45. 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?






46. Use this to draw text.






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






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






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






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