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Business ICT (computer network (Telecommunication equipment (Modem, Analog…
Business ICT
computer network
lan,wan,
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lan: computer network, limited geographic area (office)
wan:network, large area, connect businesses # part of country
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computer network
a communication system links two or more computers and peripheral device, enables transfer of data btw components.
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Other wide-area networks
Value-added networks (VAN): Service, company transmit data Securely, across shared network
Virtual private network (VPN): data network, use public telecommunication infrastructure, but information remains secure
VoIP: voice data, transfered Internet
Peer to peer: LANs, sharing files btw PCs.
Client: client computers, sharing resouce on more powerful server.
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Internet
Physical network, links computer across globe. Consist infrastrucsture of network servers, communication btw are used to transport info btw PC and web
backbones: High speed communication links, help internet communication globally
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Intranet: Info is limited to ppl inside organization
Extranet: Access to some others, but not everyone
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Business ICT 2
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Project management
Projects: Unique, one-time operations designed to accomplish a set of objectives, limited timeframe.
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P.M process
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Monitor & control
monitor = ensure project is working to plan
control = taking action, if project not go as plan.
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Requirement analysis
3 step: Understand, identify, develop
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