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






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






3. Android is __________.






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






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






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






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






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






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






10. Each time a new activity starts - the previous activity is stopped - but the system preserves the activity in a _____ (the ______).






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






12. An open source stand alone database






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






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






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






16. Shows the actual amount of memory the application uses






17. In most cases this will offer greater bandwidth at a significantly lower battery cost.






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






19. 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.






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






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






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






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






24. 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.






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






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






27. is run when running Android on the pc






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






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






30. 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






31. Use this to draw text.






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






33. This class defines methods for drawing text - lines - bitmaps - and many other graphics primitives.






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






35. 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 ___ .






36. The most common way to define a layout using views is with an XML layout file saved in your ______






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






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






39. 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 _____






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






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






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






43. You can set the layout as the UI for your activity with passing the resource ID for the layout.






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






45. Evaluation of registered components






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






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






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






49. Represents the visual representation of an Android application






50. Sharing of data in Android is done via________