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 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






2. Where Android is currently primarily developed






3. Shows the actual amount of memory the application uses






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






5. This class exposes a number of methods for applications to receive location updates.






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






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






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






9. An open source group led by Google






10. It is a subclass of PreferenceActivity.






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






12. Android is __________.






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






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






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






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






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






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






19. This search feature was introduced in Android 3.0 and can maintain backward compatibility with older versions of Android by using the default search dialog provided by the system.






20. 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.






21. Callback method: The activity is being created.






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






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






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






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






26. 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 _____






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






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






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






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






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






32. Necessary tools to develop Android applications






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






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






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






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






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






38. Callback method: Another activity is taking focus






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






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






41. Sharing of data in Android is done via________






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






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






44. Callback method: The activity has become visible.






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






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






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






48. Use this to draw text.






49. Evaluation of registered components






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