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






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






3. This broadcasts all battery and charging details in a sticky Intent that includes the charging status.






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






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






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






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






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






9. The helper method is used to create the final width and height values.






10. Whenever the device is docked or undocked - this action is broadcast.






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






12. This provides methods to define line's color - whether to fill a rectangle with a color or leave it empty - and defines the color - style - font - and so forth of each shape you draw.






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






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






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. This is used to register and de-register your media button event receiver.






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






19. The industry standard way to deal with authentication to third-party services.






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






21. This is a readable source of bytes.






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






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






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






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






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






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






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






29. Each time a new activity starts - the previous activity is stopped - but the system preserves the activity in a _____ (the ______).






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






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






32. 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






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






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






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






36. 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.






37. is run when running Android on the pc






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






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






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






41. On a rooted device - the credentials would be readable by anyone with this access to the device.






42. This broadcasts an action whenever the device is connected or disconnected from power.






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






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






45. In most cases this will offer greater bandwidth at a significantly lower battery cost.






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






47. An open source stand alone database






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






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






50. Evaluation of registered components