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






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






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






4. Callback method: The activity has become visible.






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






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






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






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






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






10. Conversion of an object to XML






11. 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.






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






13. This includes tools to help you identify problems in your layout performance.






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






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






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






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






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






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






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






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






22. 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 ___ .






23. It is available starting with API Level 14 and higher.






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






25. An open source group led by Google






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






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






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






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






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






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






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






33. 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?






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






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






36. An open source stand alone database






37. Use this to draw bitmaps.






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






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






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






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






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






43. Converts XML Document to XML DOM






44. Represents the visual representation of an Android application






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






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






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






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






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






50. This is a readable source of bytes.







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