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INTRODUCTION OF COMPUTER (Nature of Information Systems (Advantages of…
INTRODUCTION OF COMPUTER
Nature of Information Systems
Origins of the Information System
Information Systems Raw Material
Information System Activities
Advantages of Information Systems
Better Efficiency
Best Quality Products
Best service
Information Systems Environment
Internal environment
External environment
Management of Information Systems
Owners of information systems
Users of the information system
Information Systems Analyst
Information flow
Elements of Diagramming
Program Flow Diagram
date
Data flow diagram
Logic of the Flow of Information
Program Flow Diagram
Communication Models
Data Communication Techniques
Remote Message Concentration
. Communication Processors
Data Transmission Channels
Types of Data Communication Lines
Structure of the Information Flow
Types and Uses of Information
Databases
General Applications of Database Management Packages
Components of a Database
Structures of Database Management Packages
Graphic designers
Types of Design Packages
Word Processors
Word Processing Operations
Electronic Sheet of Calculation
Information Management
Service stations
• Visual display station
Point of sale station:
Silly season
yes
Analysis of the information
Properties of Required Information
Distribution of Information
Use of a Data Communication Package
Techniques and Strategies
Organization rules
• Diagram and special shapes
Descending Design Methodology
Design reviews and tests