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. An open source group led by Google






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






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






4. This class is the basis for handling flywheel-style fling gestures.






5. To define custom attributes - add this resources to your project.






6. 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






7. _____ are views that provide a visual (and interactive) elements for the screen - such as a button - text field - checkbox - or just an image.






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






9. Where Android is currently primarily developed






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






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






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






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






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






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






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






17. When a new activity starts - it is pushed onto the ____ and takes user focus.






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






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






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






21. Converts XML Document to XML DOM






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






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






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






25. Callback method: The activity has become visible.






26. 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






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






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






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






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






31. PieChart exposes a custom event to notify listeners that the user has rotated the pie chart to focus on a new pie slice.






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






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






34. Shows the actual amount of memory the application uses






35. It is a set of rules for encoding documents in machine-readable form.






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






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






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






39. These helpers are specialized classes for backing up certain kinds of data.






40. Callback method: The activity is being created.






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






42. 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.






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






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






45. Use this to draw text.






46. Android request its permission using its ________






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






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






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






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