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. _____ are views that provide a visual (and interactive) elements for the screen - such as a button - text field - checkbox - or just an image.






2. Callback method: The activity is being created.






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






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






5. To create an activity - you must create a subclass of






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






7. 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






8. Evaluation of registered components






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






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






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






12. Direct component call in Android






13. It is a subclass of PreferenceActivity.






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






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






16. Callback method: Another activity is taking focus






17. An intermediate state that uses around 50% of the battery power at the full state.






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






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






20. Android is __________.






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






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






23. A mode where navigation is set up with a spinner widget.






24. It is used to load images in a background thread - then apply them to the UI once finished.






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






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






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






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






29. This class exposes a number of methods for applications to receive location updates.






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






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






32. A styleable entity that contains these two custom attributes: showText and labelPosition.






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






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






35. This is a readable source of bytes.






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






37. This broadcasts an action whenever the device is connected or disconnected from power.






38. 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 _____






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






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






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






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






43. Conversion of an object to XML






44. Relative to pixels and resolution screen






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






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






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






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






49. Use this to draw bitmaps.






50. An Activity is an application ______ that provides a _______ 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







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