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






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






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






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






5. An open source stand alone database






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






7. This class is the basis for handling flywheel-style fling gestures.






8. 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.






9. 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






10. For example - if your activity has a thread running in the background to download data from the network - it might create that thread in _____ and then stop the thread in _____






11. 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






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






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






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






15. Perform background tasks without providing a user interface






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






17. 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.






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






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






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






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






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






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






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






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






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






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






28. Callback method: The activity is being created.






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






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






31. Represents the visual representation of an Android application






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






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






34. It is used to load images in a background thread - then apply them to the UI once finished.






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






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






37. 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.






38. Use this to draw text.






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






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






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






42. Direct component call in Android






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






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






45. It is a subclass of PreferenceActivity.






46. To respond to media button clicks - you need to register this in your manifest that listens for this action broadcast.






47. It is the process of lowering your audio stream output volume to make transient audio from another app easier to hear without totally disrupting the audio from your own application.






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






49. Necessary tools to develop Android applications






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