System Analysis and Design | | Development of a Successful System | Hindi | #004

INTRODUCTION TO SAD
Introduction
Objectives
Fundamentals of Systems
Important Terms related to Systems
Classification of Systems
Real Life Business Subsystems
Real Time Systems
Distributed Systems
Development of a Successful System
Various Approaches for Development of Information Systems
Structured Analysis and Design Approach
Prototype
Joint Application Development

SYSTEMS ANALYST – A PROFESSION


Why Do Businesses Need Systems Analysts?
Users
Analysts in various functional areas
Systems Analyst in Traditional Business
Systems Analyst in Modern Business
Role of a Systems Analyst
Duties of a Systems Analyst
Qualifications of a Systems Analyst
Analytical Skills
Technical Skills
Management Skills
Interpersonal Skills

PROCESS OF SYSTEM DEVELOPMENT


Systems Development Life Cycle
Phases of SDLC
Project Identification and Selection
Project Initiation and Planning
Analysis
Logical Design
Physical Design
Implementation
Maintenance
Products of SDLC Phases 35
Approaches to Development 36
Prototyping
Joint Application Design
Participatory Design
Case Study
INTRODUCTION TO DOCUMENTATION OF SYSTEMS
PROCESS OF SYSTEMS PLANNING
Fact Finding Techniques
Interviews
Group Discussions
Site Visits
Presentations
Questionnaires
Issues involved in Feasibility Study
Technical Feasibility
Operational Feasibility
Economic Feasibility
Legal Feasibility
Cost Benefit Analysis
Preparing Schedule
Gathering Requirements of System
Joint Application Development
Prototyping
MODULAR AND STRUCTURED DESIGN
Design Principles
Top Down Design
Bottom Up Design
Structure Charts
Modularity
Goals of Design
Coupling
Cohesion
SYSTEM DESIGN AND MODELING
Logical and Physical Design
Process Modeling
Data Flow Diagrams
Data Modeling
E-R Diagrams
Process Specification Tools
Decision Tables
Decision Trees
Structured English Notation
Data Dictionary
FORMS AND REPORTS DESIGN


Forms
Importance of Forms
Reports
Importance of Reports
Differences between Forms and Reports
Process of Designing Forms and Reports
Deliverables and Outcomes
Design Specifications
Narrative Overviews
Sample Design
Testing and Usability Assessment

Types of Information
Internal Information
External Information
Turnaround Documents
General Formatting Guidelines
Meaningful Titles
Meaningful Information
Balanced Layout
Easy Navigation
Guidelines for Displaying Contents
Highlighting Information
Using Colour
Displaying Text
Designing Tables and Lists
Criteria for Form Design
Organization
Consistency
Completeness
Flexible Entry
Economy
Criteria for Report Design
Relevance
Accuracy
Clarity
Timeliness
Cost
PHYSICAL FILE DESIGN AND DATA BASE DESIGN


Introduction to Database design
Flat files vs. Database
Steps in Database Design
E-R model to Database Design
Inputs to Physical Database Design
Guidelines for Database Design
Design of Database fields
Types of Fields
Rules for Naming Tables and Fields
Design of Physical Records
Design of Physical Files
Types of Files
File Organization
Design of Database
Case Study
CASE TOOLS FOR SYSTEMS DEVELOPMENT
Use of CASE Tools by Organizations
Definition of CASE Tools
Use of CASE tools by organizations
Role of CASE Tools
Advantages of CASE Tools
Disadvantages of CASE Tools
Components of CASE
Types of CASE Tools
Classification of CASE Tools
Reverse and Forward Engineering
Visual and Emerging CASE Tools 44
Traditional systems development and CASE based systems development
CASE environment
Emerging CASE Tools
Objected oriented CASE tools
Creating documentation and reports using CASE tools
Creating an executable prototype using Object Oriented CASE tools
Sequence Diagrams
IMPLEMENTATION AND MAINTENANCE OF SYSTEMS
Implementation of Systems
Conducting System Tests
Preparing Conversion Plan
Installing Database
Training the End Users
Preparing User Manual
Converting to the New System
Maintenance of Systems
Different Maintenance Activities
Issues Involved in Maintenance
AUDIT AND SECURITY OF COMPUTER SYSTEMS
Definition of Audit
Objectives of Audit
Responsibility and Authority of the System Auditor
Confidentiality
Audit Planning
Audit of Transactions on Computer
Transaction Audit
Audit of Computer Security
Audit of Application
Benefits of Audit
Computer Assisted Audit Techniques
Audit Software
Test Data
Audit Expert Systems
Audit Trail
Computer System and Security issues
Analysis of Threats and Risks
Recovering from Disasters
Planning the contingencies
Viruses
Concurrent Audit Techniques
Need for Concurrent Audit Techniques
An Integrated Test Facility Techniques
The Snapshot Technique
SCARF
Continuous and Intermittent Simulation Technique
MANAGEMENT INFORMATION SYSTEMS
Role of MIS in an Organization
Different kinds of Information Systems
Transaction Processing Systems
Management Information Systems
Decision Support Systems
Expert Systems