22. Connected Business Flashcards
Networking elements creating a connected world
Network categories Network providers Network access technologies Network protocols Network convergence
Network categories
Local area network (LAN)
Wide area network (WAN)
Metropolitan area network (MAN)
Metropolitan area network (MAN)
A large computer network usually spanning a city
Network access technologies
Bandwidth
Broadband
Bandwidth
The maximum amount of data that can pass from one point to another in a unit of time
Broadband
High speed internet connection that is always connected
Network protocols
Transmission control protocol (TCP)
Internet protocol (IP)
Domain name system
Protocol
A standard that specifies the format of data as well as the rules to be followed during transmission
Transmission control protocol (TCP) / Internet protocol (IP)
Provides the technical foundation for the public internet as well as for large numbers of private networks
Domain name system
Converts IP addresses into domains
Network convergence
The efficient coexistence of telephone, video, and data communication within a single network, offering convenience and flexibility not possible with separate infrastructures
Network convergence types
Voice over IP (VOIP)
Internet Protocol TV (IPTV)
Voice over IP (VOIP)
Uses IP technology to transmit telephone calls
Internet Protocol TV (IPTV)
Distributes digital video content using IP across the internet and private IP networks
Benefits of a connected world
Sharing resources
Providing opportunities
Reducing travel
Challenges of a connected world
Security
Social, ethical and political issues
Security Socket Layer (SSL) certificate
Electronic document that confirms the identity of a website or server and verifies that a public key belongs to a trustworthy individual or company
Secure hypertext transfer protocol (SHTTP or HTTPS)
Combination of HTTP and SSL to provide encryption and secure identification of an internet server
Digital divide
Worldwide gap giving advantage to those with access to technology
