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. Allow to combine loosely coupled components to perform certain tasks






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






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






4. Direct component call in Android






5. It is a subclass of PreferenceActivity.






6. Callback method: The activity is about to be destroyed.






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






8. Relative to pixels and resolution screen






9. Conversion of an object to XML






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






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






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






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






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






15. This defines how the SearchView behaves and is defined in a res/xml/searchable.xml file.






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






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






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






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






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






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






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






23. To respond to media button clicks - you need to register this in your manifest that listens for this action broadcast.






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






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






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






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






28. Use this to draw bitmaps.






29. It provides a single value - called an auth token that represents both the user's identity and the application's authorization to act on the user's behalf.






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






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






32. Where Android is currently primarily developed






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






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






35. 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.






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






37. This provides methods to define line's color - whether to fill a rectangle with a color or leave it empty - and defines the color - style - font - and so forth of each shape you draw.






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






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






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






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






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






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






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






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






46. Callback method: The activity is being created.






47. The easiest way to create an authenticator class is to extend this and implement its abstract methods.






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






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






50. 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.