Sistemas de Informação - Aula 5 - Estrutura organizacional e tipos de sistemas de informaçã

Understanding Organizational Structure and Information Systems

Introduction to Information Systems

• Professor Marcelo Fantinato introduces the course on information systems, focusing on organizational structure and types of information systems.

• The objective is to explore how traditional organizations utilize information systems, emphasizing their characteristics.

Characteristics of Organizations

• Understanding basic characteristics of organizations is crucial for analyzing information systems that meet organizational goals.

• The lecture will focus on typical organizational structures, with future classes addressing non-traditional systems.

Definition and Types of Organizations

• Organizations are defined as groups of two or more individuals working towards a common goal; they can vary in size from small teams to large corporations.

• Information systems serve various types of organizations, including private, public, non-profit, industrial, governmental, educational, and financial entities.

Traditional vs. Non-Traditional Organizations

• The discussion primarily centers around traditional profit-driven organizations but acknowledges the existence of non-traditional entities like web-based organizations.

Typical Organizational Structures

• Typical organizations have a basic structure focused on producing goods or services for profit; this includes functions such as manufacturing and sales.

• Key functions within these organizations include:

• Production: Creating products/services for sale.

• Sales: Directly selling products/services to customers.

• Marketing: Promoting products/services to potential clients.

• Human Resources: Managing personnel essential for operations.

Hierarchical Levels in Organizations

• Organizational structure can also be viewed through hierarchical levels: strategic, tactical, and operational.

• Operational level involves day-to-day activities performed by most employees; tactical level includes senior managers overseeing operations; strategic level consists of top executives making long-term decisions.

Summary of Functions and Roles

• While there are four primary functions (production/manufacturing, sales/marketing, human resources, finance/accounting), some may categorize them into more specific roles based on organizational needs.

Understanding Strategic, Tactical, and Operational Levels in Organizations

Overview of Organizational Levels

• The discussion introduces three levels of organizational thinking: strategic (long-term), tactical (medium-term), and operational (short-term).

• Operational focuses on daily activities, tactical on medium-range planning, and strategic on long-term goals.

Information Systems by Organizational Level

• Different areas within an organization—such as production, sales, marketing, human resources, finance—require tailored information systems for each level.

• Decision Support Systems (DSS) are specifically designed for the tactical level to aid in management decisions.

Types of Information Systems

• At the operational level, Transaction Processing Systems (TPS) handle daily operations efficiently.

• For tactical management over a medium term, there are Management Information Systems (MIS) that generate reports from TPS data.

Characteristics of Each System Type

• Each system type is developed based on distinct needs at different organizational levels; they cannot be interchanged without losing effectiveness.

• MIS utilizes data from TPS to create predefined reports useful for tactical managers' decision-making processes.

Advanced Analytical Capabilities

• Decision Support Systems offer more analytical capabilities than MIS by using both TPS and MIS data for complex analyses.

• DSS can perform extensive data analysis using techniques like data mining and business intelligence to provide flexible reporting options.

Executive Support Systems

• Executive Support Systems are aimed at strategic decision-making involving simulations and advanced forecasting techniques often utilizing artificial intelligence.

• These systems help executives deal with unpredictable challenges that require sophisticated solutions beyond routine management tasks.

Conclusion on System Differentiation

• There is a significant difference in hierarchy among information systems used across various organizational levels.

Understanding System Differences in Organizational Levels

The Pyramid of Systems

• As organizations ascend the pyramid, systems become more unique and less diverse across different functional areas. This indicates that higher-level strategic systems are standardized.

• At the base of the pyramid, systems exhibit greater diversity due to varying transaction types influenced by specific functional areas.

• In contrast, at the executive support level, differences between areas diminish as leaders focus on overall organizational performance rather than individual functions like sales or human resources.

• For executives, concerns are more holistic; they prioritize organizational strategy over departmental specifics such as finance or accounting.