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 free service for sending messages to Android devices.






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






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






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






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






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






7. is run when running Android on the pc






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






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






10. Callback method: The activity has become visible.






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






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






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






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






15. Relative to pixels and resolution screen






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






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






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






19. 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 ___ .






20. 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






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






22. This is a readable source of bytes.






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






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






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






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






27. Sharing of data in Android is done via________






28. Callback method: Another activity is taking focus






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






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






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






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






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






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






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






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






37. 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.






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






39. Conversion of an object to XML






40. This callback method of the audio focus change listener you registered when requesting audio focus receives a parameter that describes the focus change event.






41. 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.






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






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






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






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






46. Callback method: The activity is no longer visible






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






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






49. This widget as an item in the action bar is the preferred way to provide search in your app.






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







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