Android Welcome to your Android Name Email Contact No. 1. Characteristics of the Loaders? Add description here! A ) they are available to every Activity and Fragment. B ) they provide asynchronous loading of data C ) they monitor the source of their data and deliver new results when the content changes. D ) all of the above. 2. Parent class of Service? A ) Object B ) Context C ) ContextWrapper D ) ContextThemeWrapper 3. Once installed on a device, each Android application lives in_______? A ) device memory B ) external memory C ) security sandbox 4. Definition of Loader? A ) loaders make it easy to synchronously load data in an activity or fragment. B ) loaders make it easy to asynchronously load data in an activity or fragment. C ) loaders does not make it easy to asynchronously load data in an activity or fragment. D ) none of the above. 5. What are the indirect Direct subclasses of Services? A ) recognitionService B ) remoteViewsService C ) spellCheckerService D ) inputMethodService 6. When contentProvider would be activated? A ) using Intent B ) using SQLite C ) using ContentResolver D ) none of the above 7. What is the difference between Activity context and Application Context? A ) The Activity instance is tied to the lifecycle of an Activity. while the application instance is tied to the lifecycle of the application, B ) The Activity instance is tied to the lifecycle of the application, while the application instance is tied to the lifecycle of an Activity. C ) The Activity instance is tied to the lifecycle of the Activity, while the application instance is tied to the lifecycle of an application. D ) none of the above 8. Which one is NOT related to fragment class? A ) dialogFragment B ) listFragment C ) preferenceFragment D ) cursorFragment 9. Which are the screen sizes in Android? A ) small B ) normal C ) large D ) all of the above 10. Which are the screen densities in Android? A ) low density B ) medium density C ) extra high density D ) all of the above 11. Layouts in android? A ) Frame Layout B ) Linear Layout C ) Relative Layout D ) All of the above 12. How many ways to start services? A ) started B ) bound C ) a & b D ) messenger 13. Which is not Join in SQLite ? A ) Left outer join B ) Right outer join C ) Full outer join D ) Round Join 14. What are the most important features of SQLite? A ) SQLite is very light weight database. B ) Data storing is very easy and efficient. C ) SQlite is very easy to learn and use. D ) All of the above 15. Dialog classes in android? A ) AlertDialog B ) ProgressDialog C ) DatePickerDialog D ) All of the above 16. What year was the Open Handset Alliance announced? A ) 2005 B ) 2006 C ) 2007 D ) 2008 17. Creating a UI (User Interface) in Android requires careful use of… A ) Java and SQL B ) XML and Java C ) XML and C++ D ) Dream weaver 18. The XML file that contains all the text that your application uses. A ) stack.xml B ) text.xml C ) strings.xml D ) string.java 19. Which piece of code used in Android is not open source? A ) Keypad driver B ) WiFi? driver C ) Audio driver D ) Power management 20. Which among these are NOT a part of Android’s native libraries? A ) Webkit B ) Dalvik C ) OpenGL
