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 Android framework has a large set of these classes for interacting with the user and displaying various types of data.






2. Android is __________.






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






4. Callback method: Another activity is taking focus






5. Callback method: The activity has become visible.






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






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






8. Shows the actual amount of memory the application uses






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






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






11. Represents the visual representation of an Android application






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






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






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






15. 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.






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






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






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






19. Relative to pixels and resolution screen






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






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






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






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






24. Android request its permission using its ________






25. Direct component call in Android






26. Evaluation of registered components






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






28. This is a lightweight view with no dimension and doesn't draw anything or participate in the layout.






29. Conversion of an object to XML






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






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






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






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






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






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






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






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






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






39. 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






40. Sharing of data in Android is done via________






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






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






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






44. This is a readable source of bytes.






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






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






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






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






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






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