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






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






3. Callback method: Another activity is taking focus






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






5. 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.






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






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






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






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






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






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






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






13. 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






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






15. Android request its permission using its ________






16. 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.






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






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






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






20. 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






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






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






23. 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.






24. This is used to check that you're actually connected to the Internet and what type of connection is in place.






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






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






27. The ____ lifetime of an activity happens between the call to onStart() and the call to onStop().






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






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






30. Relative to pixels and resolution screen






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






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






33. Callback method: The activity is no longer visible.






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






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






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






37. Callback method: The activity is being created.






38. It doesn't currently support the <merge/> tag in the layouts to be inflated.






39. Sharing of data in Android is done via________






40. Necessary tools to develop Android applications






41. This is an interface which is used to pass image data from the camera hardware to the application.






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






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






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






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






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






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






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






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






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