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 toggle the enabled state on any component defined in the manifest - including whichever broadcast receivers you wish to enable or disable






2. 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.






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






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






5. Callback method: The activity is being created.






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






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






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






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






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






11. 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.






12. 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 ___ .






13. Once a connection has been established - the app uses this method to retrieve the data as an InputStream.






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






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






16. This broadcasts an action whenever the device is connected or disconnected from power.






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






18. The Android framework has a large set of these classes for interacting with the user and displaying various types of data.






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






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






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






22. Direct component call in Android






23. It's generally a good idea for one of your APKs to support this texture format as it is supported by all Android-powered devices that support the OpenGL ES 2.0 spec.






24. An open source stand alone database






25. It is a subclass of PreferenceActivity.






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






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






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






29. 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






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






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






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






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






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






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






36. Necessary tools to develop Android applications






37. 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 _____






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






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






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






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






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






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






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






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






46. Perform background tasks without providing a user interface






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






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






49. Callback method: The activity is no longer visible






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