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






2. An open source group led by Google






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






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






5. Callback method: The activity is no longer visible






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






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






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






9. Sharing of data in Android is done via________






10. A service in which programmers can offer their Android application to Android users.






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






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






13. 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.






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






15. In order for the AccountManager to work with your custom account code - you need this class that implements the interfaces that AccountManager expects.






16. 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






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






18. It is a string that defines the specific type of access your app is asking for.






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






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






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






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






23. This method returns the inflated View once complete so you don't need to call findViewById() if you need to interact with the layout.






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






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






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






27. 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






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






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






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






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






32. An open source stand alone database






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






34. 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.






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






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






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






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






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






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






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






42. Callback method: The activity is being created.






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






44. If you want your APK to be visible on TVs which are non-touchscreen devices you should add this to your manifest.






45. The minimal energy state during which no network connection is active or required.






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






47. 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 ___ .






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






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






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







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