Internet and web

Internet and web

  11:22 PM    mayuravaani

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Introduction to internet and web

The Internet is a networks of network worldwide.

www (worldwide web)

The www is an architectural frame work for accessing linked spread out all over the internet.

Client-Server Computing Architecture

• In the client-server architecture, the client is separated from the server.
• The client is defined as the requester of the service.
• The server is defined as the provider of the service.
• The services can be sharing of information or resources.

The client

• Initiate requests.
• Waits for and receive replies.
• Usually connects with number of servers at one time.
• Typically interacts with end-users using GUI.

Example: web browser, email clients

The server

• Passive(slave).
• Waits for requests from clients.
• Upon receipts of requests, process  them and serves replies.
• Usually accepts connection from large number of clients.
• Typically does not interact directly with the end-users.