Machine.config

The process of converting an object to a serialized string to transport them across the network is known as marshalling. the process of converting a serialized string to an object is known as unmarshaling. there are two types of marshalling, marshal by value and marshal by reference

marshal by value – on the server a copy of the object will be created which will then passed to the client

marshal by reference – client creates a proxy of the object which will be used to access the server object

The process of converting an object to a serialized string to transport them across the network is known as marshalling. there are two types of marshalling, marshal by value and marshal by reference. objref is used to create marshal by reference

A web service is a service which is available over the internet providing business logic or data which can be consumed by various client applications. it uses xml for communication between the systems. a web service can be available over various protocol like http, tcp etc. they are platform independent and language independent

Uddi stands for universal description, discovery and integration

it is a universal directory where web services can be listed so that they can be searched and used by other business/applications. it is a categorized store of web services.

Disco is discovery tool to find or discover web services hosted on a web server.