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. Allow to combine loosely coupled components to perform certain tasks






2. 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.






3. 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?






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






5. Use this to draw bitmaps.






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






7. Callback method: The activity is being created.






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






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






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






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






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






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






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






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






16. Represents the visual representation of an Android application






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






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






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






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






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






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






23. It is a subclass of PreferenceActivity.






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






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






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






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






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






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






30. 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






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






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






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






34. 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 ___ .






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






36. is run when running Android on the pc






37. This is a readable source of bytes.






38. 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






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






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






41. An open source stand alone database






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






43. Conversion of an object to XML






44. The industry standard way to deal with authentication to third-party services.






45. Android is __________.






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






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






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






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






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