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. Callback method: The activity has become visible.






2. Shows the actual amount of memory the application uses






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






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






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






6. 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






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






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






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






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






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






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






13. Represents the visual representation of an Android application






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






15. Callback method: The activity is being created.






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






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






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






19. 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.






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






21. It is a subclass of PreferenceActivity.






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






23. 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






24. Theseare a key part of Android applications that directly affect the user experience.






25. 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?






26. is run when running Android on the pc






27. 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






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






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






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






31. 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 ___ .






32. Where Android is currently primarily developed






33. An open source group led by Google






34. Use this to draw text.






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






36. Relative to pixels and resolution screen






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






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






39. Use this to draw bitmaps.






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






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






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






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






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






45. This is set up to animate for the duration of the fling.






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






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






48. Conversion of an object to XML






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






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