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






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






3. Where Android is currently primarily developed






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






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






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






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






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






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






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






11. This is the most common input event in the Android system.






12. 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.






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






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






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






16. Callback method: The activity has become visible.






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






18. An open source group led by Google






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






20. is run when running Android on the pc






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






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






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






24. Callback method: The activity is no longer visible






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






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






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






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






29. Represents the visual representation of an Android application






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






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






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






33. Converts XML Document to XML DOM






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






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






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






37. Use this to draw bitmaps.






38. 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.






39. Use this to draw text.






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






41. The ____ lifetime of an activity happens between the call to onCreate() and the call to onDestroy().






42. Relative to pixels and resolution screen






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






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






45. This is set up to animate for the duration of the fling.






46. 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.






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






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






49. This handles cases like flaky mobile networks - airplane mode - and restricted background data.






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