Exam 1 - Review/Study Guide
The role of General Business managers in IS development/maintenance.
The evolution of information systems in today’s businesses
Follow-The-Sun development approach.
Moore’s Law
Nielsen Law
Metcalfe’s Law
Bell’s Law
Systems Theory
Open and Closed systems
IS, BIS, EIS, AIS, Work System
BIS Components
Differences between IS and IT
Matching organization Process with IS for successful adoption and competitive advantage.
Disruptive Technology
AI, BA, IoT
IS strategy Progression (Figure 3-1)
Porter’s Five competitive Forces (Figure 3-2)
Porter Competitive Strategies (Table 3-3)
Cost Leadership, Differentiation, Industry Wide, Niche
IS supporting Competitive Strategies (Cost, Differentiation)
Switching Cost & Customer Lock-in
Entry barriers (keeping competitors out)
Decoupling
Sustainable Competitive advantage
Innovation Adoption Lifecycle (Figure 3-5)
Application Software
Vertical Software
Horizontal Software
Open Source
Closed Source
Source Code
Machine Code
Commercial Off The Shelf (COTS)
Database Management Systems (DBMS)
Integrated Software
Best-of-Breed
Middleware Software
Cloud Computing
Service Providers (SaaS, IaaS, PaaS)
Big Data
Structured and Unstructured Data
LAN and WAN
Protocol