windchill

question:
1. allow multi user to access the system at the system or not?
Say, user peter connected to the system already (not disconnected yet), is it OK this user connect again from this computer or other computer
2. from the sample code, the download size should be no greater than 1048575, do not set limitation from server side?
3. GetCADDataById() return object WCCADData?
4. GetAssociationByBaseline() return the array of WCAssoc objects
5. CreatePdfFile()

steps:
1. deploy a helloworld web service within WindChill server
2. deploy a download web service within WindChill server
3. deploy a web service with connect and disconnect
4. deploy the web service with the required method (not implemented well yet)
5. develop the C# web service client and use it to call the web service server
6. implement the require method and refractor with exception, message, soap fault
7. integration and test