System Analysis and Design Manual – Comprehensive Guide (2025 Edition)

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M.C.A. SEM –I ,PAPER -II



SYSTEM ANALYSIS AND DESIGN




1. Introduction

 Systems and computer based systems, types of information
system
 System analysis and design
 Role, task and attribute of the system analyst


2. Approaches to System development

 SDLC
 Explanation of the phases
 Different models their advantages and disadvantages
o Waterfall approach
o Iterative approach
o Extreme programming
o RAD model
o Unified process
o Evolutionary software process model
- Incremental model
- Spiral model
- Concurrent development model


3. Analysis : Investigating System Requirements

 Activities of the analysis phase
 Fact finding methods
o Review existing reports, forms and procedure descriptions
o Conduct interviews
o Observe and document business processes
o Build prototypes
o Questionnaires
o Conduct jad sessions
 Validate the requirements
o Structured walkthroughs


4. Feasibility Analysis



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 Feasibility Study and Cost Estimates
 Cost benefit analysis
 Identification of list of deliverables


5. Modeling System Requirements

 Data flow diagram logical and physical
 Structured English
 Decision tables
 Decision trees
 Entity relationship diagram
 Data dictionary


6. Design

 Design phase activities
 Develop System Flowchart
 Structure Chart
o Transaction Analysis
o Transform Analysis
Software design and documentation tools

 Hipo chart
 Warnier orr diagram
Designing databases

 Entities
 Relationships
 Attributes
 Normalization


7. Designing input, output and interface

 Input design
 Output design
 User interface design
8. Testing

 Strategic approach to software testing
 Test series for conventional software
 Test strategies for object – oriented software
 Validation testing
 System testing
 Debugging




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9. Implementation and Maintenance

 Activities of the implementation and support phase


10. Documentation

Use of case tools,

Documentation – importance, types of documentation

Books :



1. “Analysis and Design of Information Systems” : Senn, TMH.

2. System Analysis and Design : Howryskiewycz, PHI.

3. “System Analysis and Design” : Awad.

4. “Software Engineering A practitioners Approach” : Roger S. Pressman
TMH.

5. “System Analysis and Design Methods : “Whitten, Bentley.

6. “Analysis and Design of Information Systems” : Rajaraman, PHI.




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INTRODUCTION

Unit Structure
1.1 Introduction
1.2 System
1.3 Classification of System
1.3.1 Physical or Abstract System
1.3.2 Open Closed System
1.3.3 Man made Information System
1.3.4 Computer Base System:
1.3.5 Information System:
1.3.6 Transaction Processing Systems
1.3.7 Management Information Systems
1.3.8 Decision Support Systems
1.4 System Analysis :
1.5 Software Engineering:
1.6 System Design :
1.6.1 Logical Design
1.6.2 Physical Design
1.7 System Analyst:
1.7.1 Role of System Analyst:
1.7.2 Task of System Analyst:
1.7.3 Attributes of System Analyst:
1.7.4 Skill required for System Analyst:
1.8 Summary


1.1 INTRODUCTION:

System is combination of different factors which perform
different functions. It handles by user and administrator who has a
knowledge and skill about that system.




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