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






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






3. Android is __________.






4. Conversion of an object to XML






5. 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






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






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






8. 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.






9. 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 ___ .






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






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






12. For example - if your activity has a thread running in the background to download data from the network - it might create that thread in _____ and then stop the thread in _____






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






14. Where Android is currently primarily developed






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






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






17. This is used to convert raw touch events into gestures.






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






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






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






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






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






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






24. 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.






25. Android request its permission using its ________






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






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






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






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






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






31. 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






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






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






34. It's generally a good idea for one of your APKs to support this texture format as it is supported by all Android-powered devices that support the OpenGL ES 2.0 spec.






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






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






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






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






39. The easiest way to create an authenticator class is to extend this and implement its abstract methods.






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






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






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






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






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






45. Callback method: The activity is no longer visible






46. Theseclasses simplify the steps required to enhance your app with powerful platform features or effectively optimize your app performance.






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






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






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






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