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. Evaluation of registered components






2. Answers queries about the state of network connectivity. It also notifies applications when network connectivity changes.






3. Shows the actual amount of memory the application uses






4. This is a readable source of bytes.






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






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






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






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






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






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






11. Perform background tasks without providing a user interface






12. 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 _____






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






14. The Android framework has a large set of these classes for interacting with the user and displaying various types of data.






15. Callback method: The activity is being created.






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






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






18. 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 ___ .






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






20. It made implementing an effective and user friendly share action in your ActionBar even easier.






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






22. 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?






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






24. Amode where the action bar is set up with tabs for navigation.






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






26. 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.






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






28. Use this to draw text.






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






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






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






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






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






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






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






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






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






38. Your activity should perform setup of "global" state (such as defining layout) in ____ and release all remaining resources in _____






39. An open source stand alone database






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






41. 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.






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






43. It is a subclass of PreferenceActivity.






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






45. Android request its permission using its ________






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






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






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






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






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






Can you answer 50 questions in 15 minutes?



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