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






2. An open source group led by Google






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






4. This is the main class through which your application can access location services on Android.






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






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






7. Callback method: The activity has become visible.






8. 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?






9. 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.






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






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






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






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






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






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






16. 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?






17. Represents the visual representation of an Android application






18. 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.






19. Use this to draw bitmaps.






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






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






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






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






24. You can reacquire the necessary resources and resume actions that were interrupted. These state transitions are all part of the _________






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






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






27. Evaluation of registered components






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






29. 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.






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






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






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






33. Use this to draw text.






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






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






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






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






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






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






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






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






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






43. Android provides this handy method to direct volume key presses to the audio stream the user specify.






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






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






46. 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.






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






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






49. Android is __________.






50. 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.







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