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. Perform background tasks without providing a user interface






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






3. Callback method: The activity is being created.






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






5. 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 _____






6. To define custom attributes - add this resources to your project.






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






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






9. 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.






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






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






12. Sharing of data in Android is done via________






13. 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?






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






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






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






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






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






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






20. Once a connection has been established - the app uses this method to retrieve the data as an InputStream.






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






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






23. It is a subclass of PreferenceActivity.






24. This object contains an account name - which for Google accounts is an email address.






25. 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.






26. This is a readable source of bytes.






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






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






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






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






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






32. 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






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






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






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






36. Callback method: The activity has become visible.






37. It provides a single value - called an auth token that represents both the user's identity and the application's authorization to act on the user's behalf.






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






39. is run when running Android on the pc






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






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






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






43. 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.






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






45. 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?






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






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






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






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






50. Used when a connection is active - allowing the device to transfer data at its highest possible rate.