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






2. When an activity is stopped because a new activity starts - it is notified of this change in state through the activity's _______ .






3. 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.






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






5. Use this to draw bitmaps.






6. Evaluation of registered components






7. The ____ lifetime of an activity happens between the call to onStart() and the call to onStop().






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






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






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






11. Answers queries about the state of network connectivity. It also notifies applications when network connectivity changes.






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






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






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






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






16. Conversion of an object to XML






17. 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.






18. This method returns the inflated View once complete so you don't need to call findViewById() if you need to interact with the layout.






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






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






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






22. Converts XML Document to XML DOM






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






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






25. This is a readable source of bytes.






26. This handles cases like flaky mobile networks - airplane mode - and restricted background data.






27. 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.






28. 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






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






30. Callback method: The activity is about to be destroyed.






31. The Android framework has a large set of these classes for interacting with the user and displaying various types of data.






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






33. Relative to pixels and resolution screen






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






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






36. Represents the visual representation of an Android application






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






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






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






40. Are used in activities to create the user interface and to interact with the user.






41. is run when running Android on the pc






42. Callback method: The activity is being created.






43. Shows the actual amount of memory the application uses






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






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






46. Perform background tasks without providing a user interface






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






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






49. 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 ___ .






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