Information Communication Technology

 Unit-II  INTERNET-INTRANET-EXTRANET  The Internet, intranet, and extranet are the most popular platforms for e-commerce. In Internet is the most common platform for B2C e-commerce; the intranet is most the common for platform for corporate internal management; and the extranet is the most common platform for B2B e-commerce. Network Type Typical Users Access Type of information The Internet Any individual with dial-up access or LAN Unlimited public; no restrictions General public, and advertorial Intranet Authorized employees only Private and restricted Specific, corporate, and proprietary Extranet Authorized groups from collaborating companies Private and authorized outside partners Shared in authorized collaborating groups  The Internet  1. The Internet is a public and global communication network that provides direct connectivity to anyone over a local area network (LAN) or Internet Service Provider (ISP).  2. The Internet is a public networ...

  Audio and Video Conferencing A conference is typically considered a gathering of multiple individuals to discuss a specific subject. Interesting concepts are discussed at the meeting, and participants share fresh data. Teleconferencing  is an electronic platform connecting more than two individuals seated in two distinct places to discuss a subject or issue.Teleconferencing for schooling is a useful medium, especially for distance learning.There are numerous varieties of teleconferences: Audio Conference Video Conference Web Conference What is Video Conference? Hosting a teleconference involving two or more individuals at various locations using computer networks to broadcast audio and video data is known as a  video conference or video conferencing . It might be multi-point or point-to-point. Gatherings that use video operate in one of two ways. Point-to-point video conference The simplest way...