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






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






3. Where Android is currently primarily developed






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






5. 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






6. Conversion of an object to XML






7. Sharing of data in Android is done via________






8. It is used to load images in a background thread - then apply them to the UI once finished.






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






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






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






12. Perform background tasks without providing a user interface






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






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






15. An _______ is an application component that provides a screen 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.






16. Callback method: The activity is being created.






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






18. Conversion of XML back to an object






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






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






21. Converts XML Document to XML DOM






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






23. Direct component call in Android






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






25. is run when running Android on the pc






26. To define custom attributes - add this resources to your project.






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






28. Evaluation of registered components






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






30. Android request its permission using its ________






31. Represents the visual representation of an Android application






32. 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






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






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






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






36. Creating drawing objects within this method significantly reduces performance and can make your UI appear sluggish.






37. 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 _____






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






39. Necessary tools to develop Android applications






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






41. Shows the actual amount of memory the application uses






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






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






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






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






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






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






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






49. If permissions are missing - the application will get this at runtime.






50. 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.