Note on Systems Concept and Environment

SYSTEM CONCEPTS AND ENVIRONMENT

Characteristics of the System

Elements of System

Information System Environment

Types of System

MIS: Management Information System

Introduction to Structured Methodologies

SOFTWARE DEVELOPMENT LIFE CYCLE

Figure SDLC

System Analysis

System Design

System Design Chart

ROLE OF SYSTEM ANALYST

Multifunctional Role

Figure Illustrating Multifunctional Role

Multifunctional Role of System Analyst

Skill Set Required by an Analyst

Graphs for Skill Set

MIS Organization

SOFTWARE DEVELOPMENT MODELS

Waterfall Model

Spiral Model

Prototyping

RAD

Object Oriented Model

STRUCTURED SYSTEM ANALYSIS TOOLS AND TECHNIQUES

Fact Finding Tools & Techniques

Functional Decomposition Diagram (FDD)

Data Flow Diagram (Process Modeling)

E-R Model (Data Modelling)

DATABASE DESIGN METHODS

E-R Model

Entity Model

Conversion of E-R Diagram To E-R Data Model

What Is Normalization

Why Is Normalization

Levels of Normalization

LOGIC REPRESENTATION TECHNIQUE

Decision Table

Decision Table Type-1

Decision Table Type-2

Decision Table Type-3

Decision Tree

Structured English

USER INTERFACE DESIGN

Input Design

Output Design

Form Design

SYSTEM TESTING & QUALITY ASSURANCE

Nature Of Test Data & Test Plan

Levels & Approaches Of Testing

Types Of Testing

Quality Assurance And Audit Trai

SOFTWARE AND HARDWARE SELECTION AND SYSTEM MAINTENANCE

Hardware Suppliers

Software Suppliers

Service Suppliers

Procedure For Hardware Selection

Procedure For Software Selection

System Maintenance

SOFTWARE PROJECT MANAGEMENT AND IMPLEMENTATION

Project Management

Software Implementation Procedures

Causes for System Failure

SYSTEM SECURITY AND RECOVERY PLANNING

System Security

Levels of Security

Threats to Security

Provision of Security

Recovery Planning