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






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






3. Callback method: The activity has become visible.






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






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






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






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






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






9. Converts XML Document to XML DOM






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






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






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






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






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






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






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






17. It is a subclass of PreferenceActivity.






18. To define custom attributes - add this resources to your project.






19. Use this to draw bitmaps.






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






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






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






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






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






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






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






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






28. Sharing of data in Android is done via________






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






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






31. This behaves similarly to a SQLite table - but reads and writes to an object in memory via callbacks - instead of to a database file.






32. It's generally a good idea for one of your APKs to support this texture format as it is supported by all Android-powered devices that support the OpenGL ES 2.0 spec.






33. Necessary tools to develop Android applications






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






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






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






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






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






39. 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 ___ .






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






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






42. Android request its permission using its ________






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






44. 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.






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






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






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






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






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






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