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






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






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






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






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






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






7. It is a subclass of PreferenceActivity.






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






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






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






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






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






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






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






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






16. Evaluation of registered components






17. 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 _____






18. In most cases this will offer greater bandwidth at a significantly lower battery cost.






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






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






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






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






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






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






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






26. 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






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






28. Callback method: The activity is no longer visible






29. Converts XML Document to XML DOM






30. 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.






31. Sharing of data in Android is done via________






32. is run when running Android on the pc






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






34. 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.






35. Relative to pixels and resolution screen






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






37. 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?






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






39. Represents the visual representation of an Android application






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






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






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






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






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






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






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






47. An open source group led by Google






48. Perform background tasks without providing a user interface






49. It is an HTTP client that is used for applications targeted at Gingerbread and higher.






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