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 is a readable source of bytes.






2. This is used to fetch the account names that the user has stored on their device.






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






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






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






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






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






8. Conversion of XML back to an object






9. 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.






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






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






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






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






14. When a view is created from an XML layout - all of the attributes in the XML tag are read from the resource bundle and passed into the view's constructor as a what?






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






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






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






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






19. Direct component call in Android






20. Evaluation of registered components






21. Callback method: The activity has become visible.






22. is run when running Android on the pc






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






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






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






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






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






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






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






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






31. Perform background tasks without providing a user interface






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






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






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






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






36. In order for the AccountManager to work with your custom account code - you need this class that implements the interfaces that AccountManager expects.






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






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






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






40. 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






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






42. It provides a simple way to perform your work outside the main thread.






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






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






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






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






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






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






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






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







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