MODULE 2 NOTES

INTERNET SERVICES

Internet services enable access to online data and resources, broadly categorized into Communication (like email, chat, and video conferencing), Information Access (via the World Wide Web and search engines), E-commerce (online shopping and banking), File Transfer, and Entertainment (streaming, gaming). These services facilitate global connectivity, allowing people to share information, conduct business, and collaborate across vast distances.  

Key Internet Services

Communication Services:

These services allow for real-time and asynchronous communication. 

Email: Used for sending and receiving electronic messages. 

Instant Messaging and Chat: 
Real-time text-based communication. 

Voice over Internet Protocol (VoIP):

Makes voice calls over the internet, often replacing traditional phone lines. 

Video Conferencing: 

Enables live video and audio communication between multiple people or groups. 

Newsgroups and Mailing Lists:

 Forums for discussing specific topics and exchanging messages within a group. 

Information Retrieval Services:

These services help users find and access vast amounts of data on the internet. 

World Wide Web (WWW):
 A system of interconnected documents and resources accessed via web browsers. 

Search Engines: Applications that allow users to search for websites and information on the web. 

File Transfer Protocol (FTP): Used for transferring files between computers. 
E-commerce Services:
Facilitate online transactions and business operations. 
Online Shopping: Enables businesses to sell goods and services directly to consumers over the internet. 
Online Banking: Allows users to perform financial transactions remotely. 
Other Services:
Directory Services: Help organize and locate information on the network. 
Time Services: Provide accurate time information to networked devices. 
Network Management Services: Tools and functions for managing and controlling the network. 
Entertainment: Services like online gaming and video streaming fall under entertainment. 

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