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. Where Android is currently primarily developed






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






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






5. Evaluation of registered components






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






7. 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?






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






9. Converts XML Document to XML DOM






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






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






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






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






14. Callback method: The activity has become visible.






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






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






17. An Activity is an application ______ that provides a _______ 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






18. Callback method: The activity is no longer visible






19. This is a base class supplied by Android framework - which you can extend to create your own custom authenticator.






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






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






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






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






24. This is the simplest way to monitor device state changes.






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






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






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






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






29. Sharing of data in Android is done via________






30. 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 ___ .






31. This action is used in sending text content from one activity to another.






32. An open source stand alone database






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






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






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






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






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






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






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






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






41. Each time a new activity starts - the previous activity is stopped - but the system preserves the activity in a _____ (the ______).






42. Conversion of XML back to an object






43. Necessary tools to develop Android applications






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






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






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






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






48. If you want your APK to be visible on TVs which are non-touchscreen devices you should add this to your manifest.






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






50. A service in which programmers can offer their Android application to Android users.