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 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






2. 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 ___ .






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






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






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






6. This is a lightweight view with no dimension and doesn't draw anything or participate in the layout.






7. Perform background tasks without providing a user interface






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






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






10. Relative to pixels and resolution screen






11. Converts XML Document to XML DOM






12. 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.






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






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






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






16. Callback method: The activity has become visible.






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






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






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






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






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






22. Evaluation of registered components






23. 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?






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






25. Callback method: The activity is being created.






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






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






28. 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.






29. It is used to toggle the enabled state on any component defined in the manifest - including whichever broadcast receivers you wish to enable or disable






30. This is used to register and de-register your media button event receiver.






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






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






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






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






35. It provides a single value - called an auth token that represents both the user's identity and the application's authorization to act on the user's behalf.






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






37. This widget as an item in the action bar is the preferred way to provide search in your app.






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






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






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






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






42. The visible lifetime of an activity happens between the call to ____ and the call to ______






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






44. Represents the visual representation of an Android application






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






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






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






48. Sharing of data in Android is done via________






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






50. 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.