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






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






3. When a view is created from an XML layout - all of the attributes in the XML tag are read from the resource bundle and passed into the view's constructor as a what?






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






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






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






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






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






9. Callback method: Another activity is taking focus






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






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






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






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






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






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






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






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






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






19. Conversion of XML back to an object






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






21. The easiest way to create an authenticator class is to extend this and implement its abstract methods.






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






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






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






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






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






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






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






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






30. 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.






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






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






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






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






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






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






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






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






39. Callback method: The activity has become visible.






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. An open source group led by Google






42. Binary data is shared using the ACTION_SEND action combined with setting the appropriate MIME type and placing the URI to the data in an extra named called?






43. This defines how the SearchView behaves and is defined in a res/xml/searchable.xml file.






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






46. Are used in activities to create the user interface and to interact with the user.






47. 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.






48. Direct component call in Android






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






50. Use this to draw bitmaps.