11. Which ara the screon densitios in Android? B) medium densty D) all af the above OA) ow density C) axtra high dansity ?points 12. Parant class of Activity? O A) object C) activityGroup B) context D)contextThamewrapper 1 polinto 13. Onca installad on a davice, aach Android appication ves in A) device memory B) extamal mamary o c) security san box D) none of the above 1 polinto 14. Dfinition of Loader O A) loaders make it esy to synchranously load data in an activity or fragment O B ] loaders make t easy to asynchronously load data n an activity or fragment. O C ) loaders does not make t easy to asynchronously laad data in an actty or tragmat O D) none of the above. 1 polinto mathod B) fnishActivity D) none of the above 15 You can shut down an activity by calling its O A) onDestory 1 polinto 16. Which one is NOT nolstod to fragmant cless? OA) dialogFragment B) listFragment