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. 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.






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






3. It is a string that defines the specific type of access your app is asking for.






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






5. An open source stand alone database






6. In order for the AccountManager to work with your custom account code - you need this class that implements the interfaces that AccountManager expects.






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






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






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






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






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






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






13. This is used to convert raw touch events into gestures.






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






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






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






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






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






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






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






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






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






23. Callback method: The activity is no longer visible






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






25. 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






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






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






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






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






30. Callback method: The activity has become visible.






31. 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?






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






33. Use this to draw bitmaps.






34. 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.






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






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






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






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






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






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






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






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






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






44. 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.






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






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






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






48. This is a readable source of bytes.






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. Theseare a key part of Android applications that directly affect the user experience.