ITM 102 Study Guide - Final Guide: Information System, Tral, Ipod

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ITM EXAM NOTES Christopher Papadopoulos
CHAPTER 1 Information systems in Global Business Today
What is an information system?
A set of interrelated components that collect (or retrieve), process, store, and distribute information to support decision making
and control in an organization
Role of Information Systems
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Strategic business objectives of information systems:
Operational excellence
New products, services, and business models
Customer and supplier intimacy
Improved decision making
Competitive advantage
Survival
Components of Information Systems Include:
1. Information Technology
2. Organizations
3 Management
The technology part includes Hardware Software and Data Management
How does It enhance business processes
1.Increasing efficiency of existing processes
Automating steps that were manual
2. Enabling entirely new processes that are capable of transforming the businesses
Change flow of information
Replace sequential steps with parallel steps
Eliminate delays in decision making
Types of Systems:
Transaction processing
Business intelligence for decision support
Management info systems
Decision support systems
Executive support systems
Types of Systems (Org wide)
Enterprise systems (ERP)
Supply chain management (SCM)
Customer relationship management (CRM)
Knowledge management systems (KMS)
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