Organizations use different systems depending on decision complexity and management level.
🔹 Transaction Processing System (TPS)
Level: Operational
Purpose: Handles daily transactions
Examples: Supermarket billing 🛒, ATM 💳, Payroll 💰
Focus: Speed & Accuracy
🔹 Management Information System (MIS)
Level: Middle
Purpose: Converts data into reports
Examples: Sales reports 📊, Attendance 🧾
Focus: Monitoring
🔹 Decision Support System (DSS)
Level: Middle/Top
Purpose: Helps decision-making
Examples: Budget planning 💵, What-if analysis
Focus: Analysis
🔹 Executive Information System (EIS)
Level: Top
Purpose: High-level summaries
Examples: CEO dashboard 📈
Focus: Strategy
🔹 Expert System
Level: All
Purpose: Mimics experts
Examples: Medical 🏥, Car diagnosis 🚗
Focus: Knowledge
🔹 Smart Systems
Level: All
Purpose: AI & Automation
Examples: Smart home 🏠, Voice AI 🎤
Focus: Intelligence
🔹 Office Automation System (OAS)
Level: Operational
Purpose: Office productivity
Examples: Email 📧, Documents 📄
Focus: Communication
🔹 Supply Chain Management (SCM)
Level: Middle/Top
Purpose: Manage logistics
Examples: Shipment tracking 🚚
Focus: Efficiency
🔹 Enterprise Resource Planning (ERP)
Level: All
Purpose: Integrates processes
Examples: SAP, Oracle ERP
Focus: Integration
📊 Simple Comparison
| System | Level | Main Use |
|---|---|---|
| TPS | Operational | Transactions |
| MIS | Middle | Reports |
| DSS | Middle/Top | Decision Support |
| EIS | Top | Strategy |
| Expert System | All | Expert Solutions |
| Smart Systems | All | Automation |
| OAS | Operational | Office Work |
| SCM | Middle/Top | Supply Chain |
| ERP | All | Integration |
📝 Practice Questions & Answers
👉 Processes daily transactions.
👉 Sales report system.
👉 DSS
👉 Top executives
👉 Mimics human expert knowledge
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