ICT in Business
by Shavini Rashmindi
![Mind Map: ICT in Business](https://www.mindmeister.com/image/xlarge/2359851189/mind-map-ict-in-business.png)
1. Need for Info
1.1. Nomadic Era Agricultural Era Industrial Era Information Era
2. Roles
2.1. Data and Information
2.2. Input
2.2.1. Internal and External Sources
2.3. Processing
2.3.1. Classi, Cal, Sort, Summary
2.4. Output
3. Systems
3.1. Tech Methods
3.1.1. Manual, Semi Manual, Electro- Mechanical, Electronic
3.2. Components
3.2.1. Hardware, Software, Liveware, Firmware, Data, Procedures
3.3. Types
3.3.1. Operational Level Knowledge Level Management Level Strategic Level
3.3.1.1. Transaction Processing System Knowledge Work System Office Automation System Management Information System Decision Support System
4. Understanding
4.1. WWW Search Engines and Web directories Services
4.2. Networks
4.2.1. LAN WAN Intranet Extra net Topologies
4.2.2. 1. Email 2. Fax 3. Multimedia. 4. Database 5. Voicemail. 6. FTP 7. Tele/Data/Video conferencing 8. Chat (Text, Voice, Video) 9. Newsgroups. 10. Telecomputing
5. Importance
5.1. Storage Manipulation Specialisation Quality of output/Life IR / Int. Trade Gov. Services
6. Classi. And Features
6.1. Source. - Internal, External Nature. - Qualitative, Quantitative Occurrence. - Routine, Instant Certainty. - Deterministic, Probabilistic Divisions. - Aggregated, Disaggregated Management. - Operational, Strategic, Controlling Time. - Past, Present, Future
6.2. Relevancy Accuracy Timely Completeness
6.2.1. Availability Confidence Understandable Economical