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. Use this to draw bitmaps.






3. The ____ lifetime of an activity happens between the call to onStart() and the call to onStop().






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






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






6. Callback method: The activity is no longer visible






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






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






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






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






11. Android request its permission using its ________






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






13. 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.






14. is run when running Android on the pc






15. Use this to draw text.






16. This is a readable source of bytes.






17. Shows the actual amount of memory the application uses






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






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






20. The helper method is used to create the final width and height values.






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






22. It is a subclass of PreferenceActivity.






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






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






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






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






27. Sharing of data in Android is done via________






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






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






30. Relative to pixels and resolution screen






31. Evaluation of registered components






32. Converts XML Document to XML DOM






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






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






35. For example - a ____ might be a button that initiates an action when the user touches it.






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






37. The ____ lifetime of an activity happens between the call to onCreate() and the call to onDestroy().






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






39. An open source group led by Google






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






41. Direct component call in Android






42. It made implementing an effective and user friendly share action in your ActionBar even easier.






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






44. 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






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






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






47. Where Android is currently primarily developed






48. Conversion of XML back to an object






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






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