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






2. Used when a connection is active - allowing the device to transfer data at its highest possible rate.






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






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






5. It is a subclass of PreferenceActivity.






6. A styleable entity that contains these two custom attributes: showText and labelPosition.






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






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






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






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






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






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






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






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






15. Use this to draw text.






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






17. Relative to pixels and resolution screen






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






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






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






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






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






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






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






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






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






27. Callback method: The activity is being created.






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






29. Evaluation of registered components






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






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






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






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






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






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






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






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






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






39. This method returns the inflated View once complete so you don't need to call findViewById() if you need to interact with the layout.






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






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






42. Converts XML Document to XML DOM






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






44. 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






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






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






47. Necessary tools to develop Android applications






48. 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.






49. Perform background tasks without providing a user interface






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







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