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






2. This class defines abstract methods that you must override so that your database table can be created and upgraded when necessary.






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






4. is run when running Android on the pc






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






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






7. It is a free service for sending messages to Android devices.






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






9. Callback method: The activity is no longer visible.






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






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






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






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






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






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






16. It includes a Detailed Network Usage tab that makes it possible to track when your application is making network requests.






17. The receiver is triggered whenever the device battery becomes low or exits the low condition by listening for this two.






18. Represents the visual representation of an Android application






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






20. It is used as a reverse-geocoding where translating latitude longitude coordinates to a human-readable address happens.






21. Shows the actual amount of memory the application uses






22. Allow to combine loosely coupled components to perform certain tasks






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






24. Conversion of an object to XML






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






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






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






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






29. This is a readable source of bytes.






30. 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 ___ .






31. Binary data is shared using the ACTION_SEND action combined with setting the appropriate MIME type and placing the URI to the data in an extra named called?






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






33. Direct component call in Android






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






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






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






37. Android is __________.






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






39. It is a subclass of PreferenceActivity.






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






41. Android request its permission using its ________






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






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






44. On a rooted device - the credentials would be readable by anyone with this access to the device.






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






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






47. For example - a ____ might be a button that initiates an action when the user touches it.






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






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






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