You are developing a Windows Mobile 6.5 application. You have a DataSet object in memory. You need to save the DataSet object to the file system as an XML file. You need to accomplish this by using the fewest lines of code. Which method should you use?
You are developing a Windows Mobile 6.5 application that integrates with Microsoft SQL Server Compact 3.5. The application connects to a server that stores data in a MySQL database. You need to periodically download product catalog changes from the server and upload purchase orders to the server. What should you do?