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Types Of Information Systems
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2 INFORMATION SYSTEMS IN THE ENTERPRISE Chapter Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise Major Types of Systems Executive Support Systems (ESS) Decision Support Systems…
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Content Preview
- 2 INFORMATION SYSTEMS IN THE ENTERPRISE Chapter
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise Major Types of Systems
- Executive Support Systems (ESS)
- Decision Support Systems (DSS)
- Management Information Systems (MIS)
- Transaction Processing Systems (TPS)
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise Enterprise Systems INTEGRATING FUNCTIONS AND BUSINESS PROCESSES Figure 2-17
- Business processes
- Manner in which work is organized, coordinated, and focused to produce a valuable product or service
- Concrete work flows of material, information, and knowledge—sets of activities
- Unique ways to coordinate work,
- information, and knowledge
- Ways in which management chooses
- to coordinate work
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise Figure 2-16 Traditional View of the Systems INTEGRATING FUNCTIONS AND BUSINESS PROCESSES
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise KEY SYSTEM APPLICATIONS IN THE ORGANIZATION
- Transaction Processing Systems (TPS):
- Basic business systems that serve the operational level
- A computerized system that performs and records the daily routine transactions necessary to the conduct of the business
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise Types of TPS Systems KEY SYSTEM APPLICATIONS IN THE ORGANIZATION Figure 2-4
- System Architecture: Transaction Processing System
- Major functions of systems:
- Budgeting, general ledger, billing, cost accounting
- Major application systems:
- General ledger, accounts receivable, accounts payable, budgeting, funds management systems
- Major functions of systems:
- Sales management, market research, promotion, pricing, new products
- Major application systems:
- Sales order info system, market research system, pricing system
- Major functions of systems:
- Scheduling, purchasing, shipping, receiving, engineering, operations
- Major application systems:
- Materials resource planning systems, purchase order control systems, engineering systems, quality control systems
- Major functions of systems:
- Personnel records, benefits, compensation, labor relations, training
- Major application systems:
- Payroll, employee records, benefit systems, career path systems, personnel training systems
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise Human Resource Systems SYSTEMS FROM A FUNCTIONAL PERSPECTIVE Figure 2-11
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise Payroll TPS KEY SYSTEM APPLICATIONS IN THE ORGANIZATION Figure 2-3
- System Example: Payroll System (TPS)
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise Overview of Inventory Systems SYSTEMS FROM A FUNCTIONAL PERSPECTIVE Figure 2-10
- Management Information System (MIS)
- Management Information System (MIS)
- An MIS provides managers with information and support for effective decision making, and provides feedback on daily operations.
- MIS provides information to the users in the form of reports
- Output, or reports, are usually generated through accumulation of transaction processing data.
- MIS is an integrated collection of subsystems, which are typically organized along functional lines within an organization.
- Management Information System (MIS):
- Management level
- Inputs: High volume data
- Processing : Simple models
- Outputs: Summary reports
- Users: Middle managers
- Example: Annual budgeting
- Structured and semi-structured decisions
- Report control oriented
- Past and present data
- Internal orientation
- Lengthy design process
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise KEY SYSTEM APPLICATIONS IN THE ORGANIZATION Management Information System (MIS) Figure 2-5
- System Architecture: Management Information System
- Management Information System
- Scheduled reports
- Key-indicator reports
- Exception reports
- Ad hoc (demand) reports
- Drill-down reports
- Outputs of a Management Information System Scheduled Reports Produced periodically, or on a schedule (daily, weekly, monthly).
- Key-Indicator Report Summarizes the previous day’s critical activities and typically available at the beginning of each day.
- Demand Report Gives certain information at a manager’s request . Exception Report Automatically produced when a situation is unusual or requires management action.
- Drill Down Reports Provide detailed data about a situation.
- Decision Support System (DSS):
- Management level
- Inputs: Low volume data
- Processing: Interactive
- Outputs: Decision analysis
- Users: Professionals, staff
- Example: Contract cost analysis
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise KEY SYSTEM APPLICATIONS IN THE ORGANIZATION Decision Support System (DSS) Figure 2-7
- Four Types of Models
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise KEY SYSTEM APPLICATIONS IN THE ORGANIZATION Decision Support System (DSS) Figure 2-6
- Top level management
- Designed to the individual
- Ties CEO to all levels
- Very expensive to keep up
- Extensive support staff
- Executive Support System (ESS):
- Strategic level
- Inputs: Aggregate data
- Processing: Interactive
- Outputs: Projections
- Users: Senior managers
- Example: 5-year operating plan
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise KEY SYSTEM APPLICATIONS IN THE ORGANIZATION Executive Support System (ESS) Figure 2-8
- Cross-Functional Business Processes
- Transcend boundary between sales, marketing, manufacturing, and research and development
- Group employees from different functional specialties to a complete piece of work
- Example: Order Fulfillment Process
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise The Order Fulfillment Process INTEGRATING FUNCTIONS AND BUSINESS PROCESSES Figure 2-12
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise Types of Information Systems KEY SYSTEM APPLICATIONS IN THE ORGANIZATION Figure 2-1
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise TYPES OF INFORMATION SYSTEMS Figure 2-2
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise INTERRELATIONSHIPS AMONG SYSTEMS Figure 2-9
- 2 INFORMATION SYSTEMS IN THE ENTERPRISE Chapter
- Knowledge Work Systems (KWS):
- Knowledge level
- Inputs: Design specs
- Processing: Modeling
- Outputs: Designs, graphics
- Users: Technical staff
- Example: Engineering work station
- Information systems help organizations
- Achieve great efficiencies by automating parts of processes
- Rethink and streamline processes
- Essentials of Management Information Systems Chapter 2 Information Systems in the Enterprise Human Resource Systems SYSTEMS FROM A FUNCTIONAL PERSPECTIVE
- Finance and accounting: Paying creditors, creating financial statements, managing cash accounts
- Human Resources: Hiring employees, evaluating performance, enrolling employees in benefits plans
- Manufacturing and production: Assembling product, checking quality, producing bills of materials
- Sales and marketing: Identifying customers, creating customer awareness, selling
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