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






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






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






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






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






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






7. An open source stand alone database






8. Android is __________.






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






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






11. 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?






12. This defines how the SearchView behaves and is defined in a res/xml/searchable.xml file.






13. 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 ___ .






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






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






16. Evaluation of registered components






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






18. Creating drawing objects within this method significantly reduces performance and can make your UI appear sluggish.






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






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






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






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






23. This is used for the need of finer control over your view's layout parameters.






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






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






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






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






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






29. This is a readable source of bytes.






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






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






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






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. Direct component call in Android






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






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






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






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






39. It is a subclass of PreferenceActivity.






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






41. Callback method: The activity is no longer visible






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






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






44. Use this to draw bitmaps.






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






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






47. Callback method: The activity has become visible.






48. 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.






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






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







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