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 is used to check that you're actually connected to the Internet and what type of connection is in place.






2. Shows the actual amount of memory the application uses






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






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






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






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






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






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






9. 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






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






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






12. 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.






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






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






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






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






17. Where Android is currently primarily developed






18. Android is __________.






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






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






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






22. Use this to draw text.






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






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






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






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






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






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






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






30. Callback method: The activity is no longer visible






31. This is used to fetch the account names that the user has stored on their device.






32. 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?






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






34. It is a subclass of PreferenceActivity.






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






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






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






38. Represents the visual representation of an Android application






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






40. Relative to pixels and resolution screen






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






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






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






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






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






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






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






48. It is used to load images in a background thread - then apply them to the UI once finished.






49. Converts XML Document to XML DOM






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