The History of Information Systems in Business

 

Year

Main activities

Skills required

1970s

Mainframe computers were used

Computers and data were centralized

Systems were tied to a few business functions: payroll, inventory, billing

 

Main focus was to automate existing processes

Programming in COBOL

1980s

PCs and LANs are installed

Departments set up own computer systems

End-user computing with Word Processors and Spreadsheets makes departments less dependent on the IT department

 

Main focus is automating existing processes

PC support, basic networking

1990s

Wide Area Networks (WANs) become corporate standards

Senior management looks for system integration and data integration. No more stand-alone systems.

 

Main focus is central control and corporate learning

Network support, systems integration, database administration

2000s

Wide Area Networks expand via the Internet to include global enterprises and business partners supply chain and distribution

Senior management looks for data sharing across systems.

 

Main focus is efficiencies and speed in inventory, manufacturing, distribution

Network support, systems integration