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






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






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






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






6. Your activity should perform setup of "global" state (such as defining layout) in ____ and release all remaining resources in _____






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






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






9. An open source group led by Google






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






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






12. Callback method: Another activity is taking focus






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






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






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






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






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






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






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






20. Evaluation of registered components






21. It is a subclass of PreferenceActivity.






22. It made implementing an effective and user friendly share action in your ActionBar even easier.






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






24. is run when running Android on the pc






25. 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






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






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






28. If you want your APK to be visible on TVs which are non-touchscreen devices you should add this to your manifest.






29. Callback method: The activity has become visible.






30. Sharing of data in Android is done via________






31. 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.






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






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






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






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






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






37. 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






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






39. The industry standard way to deal with authentication to third-party services.






40. 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 ___ .






41. Shows the actual amount of memory the application uses






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






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






44. This class defines abstract methods that you must override so that your database table can be created and upgraded when necessary.






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






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






47. Converts XML Document to XML DOM






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






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






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