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






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






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






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






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






6. 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 _____






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






8. Are used in activities to create the user interface and to interact with the user.






9. 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.






10. Shows the actual amount of memory the application uses






11. Creating drawing objects within this method significantly reduces performance and can make your UI appear sluggish.






12. Necessary tools to develop Android applications






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






14. An open source stand alone database






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






16. Use this to draw text.






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






18. Use this to draw bitmaps.






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






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






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






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






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






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






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






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






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






28. Where Android is currently primarily developed






29. It inform the system what intents an application component is willing to accept.






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






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






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






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






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






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






36. Android is __________.






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






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






39. Callback method: The activity has become visible.






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






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






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






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






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






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






46. Evaluation of registered components






47. Perform background tasks without providing a user interface






48. 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.






49. 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?






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