Web service in Android.

  Write a report on topic described below. (Min 3 pages, more acceptable, header and references are not included): See how to create an example web service in Android. Page 174, Chapter 6 Chapter 6 (Given in attachment to this question) See how to create an example web service in iOS. Page 214, Chapter 7 Chapter 7 (Given in attachment to this question) For submission: Read carefully about 2 different approaches for creating a web service from above. Then (a) compare the two approaches and (b) explain 2 advantages of each approach relative to the other.