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. 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






2. Callback method: The activity is no longer visible






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






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






5. Use this to draw text.






6. It is used as a reverse-geocoding where translating latitude longitude coordinates to a human-readable address happens.






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






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






9. Callback method: The activity is being created.






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






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






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






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






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






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






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






17. Sharing of data in Android is done via________






18. Converts XML Document to XML DOM






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






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






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






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






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






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






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






26. A styleable entity that contains these two custom attributes: showText and labelPosition.






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






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






29. This is a readable source of bytes.






30. Shows the actual amount of memory the application uses






31. 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.






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






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






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






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






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






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






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






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






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






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






42. You can set the layout as the UI for your activity with passing the resource ID for the layout.






43. It typically consumes more energy than 3G - which is in turn more expensive than 2G.






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






45. When an activity is stopped because a new activity starts - it is notified of this change in state through the activity's _______ .






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






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






48. 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.






49. It is a subclass of PreferenceActivity.






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