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






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






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






4. 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






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






6. 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 ___ .






7. Perform background tasks without providing a user interface






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






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






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






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






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






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






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






15. 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.






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






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






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






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






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






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






22. Necessary tools to develop Android applications






23. Android provides this handy method to direct volume key presses to the audio stream the user specify.






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






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






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






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






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






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






30. Shows the actual amount of memory the application uses






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






32. Callback method: The activity is no longer visible






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






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






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






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






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






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






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






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






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






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






43. This is a readable source of bytes.






44. Once installed on a device - each Android application lives in its own ______






45. Evaluation of registered components






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






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






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






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






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