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






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






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






4. This can be used to draw previews of what the camera sensor is picking up.






5. Conversion of XML back to an object






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






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






8. is run when running Android on the pc






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






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






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






12. This is a readable source of bytes.






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






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






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






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






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






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






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






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






21. Callback method: The activity is no longer visible






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






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






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






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






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






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






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






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






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






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






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






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






34. This provides methods to define line's color - whether to fill a rectangle with a color or leave it empty - and defines the color - style - font - and so forth of each shape you draw.






35. Sharing of data in Android is done via________






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






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






38. Once installed on a device - each Android application lives in its own ______






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






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






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






42. This search feature was introduced in Android 3.0 and can maintain backward compatibility with older versions of Android by using the default search dialog provided by the system.






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






44. This is a base class supplied by Android framework - which you can extend to create your own custom authenticator.






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






46. For instance - when stopped - your activity should release any large ____ - such as network or database connections.






47. Callback method: The activity has become visible.






48. 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?






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






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