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






2. This class computes scroll positions for you - but it does not automatically apply those positions to your view.






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






4. Represents the visual representation of an Android application






5. Binary data is shared using the ACTION_SEND action combined with setting the appropriate MIME type and placing the URI to the data in an extra named called?






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






7. 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






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






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






10. This behaves similarly to a SQLite table - but reads and writes to an object in memory via callbacks - instead of to a database file.






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






12. A service in which programmers can offer their Android application to Android users.






13. 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.






14. 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






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






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






17. An open source stand alone database






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






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






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






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






22. It is a subclass of PreferenceActivity.






23. Relative to pixels and resolution screen






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






25. Shows the actual amount of memory the application uses






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






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






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






29. It provides a single value - called an auth token that represents both the user's identity and the application's authorization to act on the user's behalf.






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






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






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






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






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






35. It is used as a reverse-geocoding where translating latitude longitude coordinates to a human-readable address happens.






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






37. Android is __________.






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






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






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






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






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






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






45. It is a lightweight mechanism used to transmit data from a server to a particular app instance.






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






47. Sharing of data in Android is done via________






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






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






50. Perform background tasks without providing a user interface







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