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






2. It's generally a good idea for one of your APKs to support this texture format as it is supported by all Android-powered devices that support the OpenGL ES 2.0 spec.






3. Callback method: The activity is no longer visible






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






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






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






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






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






9. Theseare a key part of Android applications that directly affect the user experience.






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 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.






12. It is available starting with API Level 14 and higher.






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






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






15. 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 ___ .






16. Relative to pixels and resolution screen






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






18. Callback method: The activity has become visible.






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






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






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






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






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






24. 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 _____






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






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






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






28. is run when running Android on the pc






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






30. Perform background tasks without providing a user interface






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






32. 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.






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






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






35. This is the main class through which your application can access location services on Android.






36. Conversion of an object to XML






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






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






39. The Android SDK tools include a tool that allows you to analyze your layout while your application is running.






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






41. For example - a ____ might be a button that initiates an action when the user touches it.






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






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






44. Represents the visual representation of an Android application






45. Converts XML Document to XML DOM






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






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






48. 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






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






50. The most common way to define a layout using views is with an XML layout file saved in your ______







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