Software Engineering

Chapter Details ---:

Source: Maa World Foundation

1

Introduction

• Introduction to Software Engineering

• Software Components

• Software Characteristics

• Software Crisis

• Software Engineering Processes

• Similarity and Differences from Conventional Engineering Processes

• Software Quality Attributes

• Software Development Life Cycle (SDLC)

• Models: -> Water Fall Model -> Prototype Model -> Spiral Model -> Evolutionary Development Models -> Iterative Enhancement Models

2

Software Requirement Specification (SRC)

• Requirement Engineering Process: -> Elicitation -> Analysis -> Documentation -> Review & Management of User Needs

• Feasibility Study

• Information Modeling

• Data Flow Diagrams

• Entity Relationship Diagrams

• Decision Tables

• SRS Document

• IEEE Standards for SRS

• Software Quality Assurance (SQA): Verification & Validation

• SQA Plans, Software Quality Frameworks, ISO 9000 Models, SEI - CMM Model

3

Software Design

• Basic concept of Softawre Design -> Architecture Design -> Low Level Design: Modularization, Design Structure Charts, Pseudo Codes, Flow Charts -> Coupling and Cohesion Measures

• Design Strategies -> Function Oriented Design -> Object Oriented Design -> Top-Down and Bottom-Up Design

• Software Measurment & metrics: -> Various Size Oriented Measures: Halestead's Software Science -> Function Point (FP) Based Measures -> Cyclomatic Complexity Measures: Control Flow Graphs

4

Software Testing

• Testing Objectives -> Unit Testing -> Integration Testing -> Acceptance Testing -> Regression testing

• Testing for Functionality and Testing for Performance

• Top-Down and Bottom-Up

• Testing Strategies: -> Test Drivers and Test Stubs -> Structural Testing (White Box Testing) -> Functional Testing (Black Box Testing) -> Test Data Suit Preparation -> Alpha and Beta Testing of Products

• Static Testing Strategies: Formal Technical Reviews (Peer Reviews), Walk Through, Code Inspection, Compliance with Design and Coding Standards.

5

Software Maintenance

• Software as an Evolutionary Entity

• Need for Maintenance

• Categories of Maintenance: Preventive, Corrective and Perfective Maintenance

• Cost of Maintenance

• Software Re-Engineering

• Reverse Engineering

• Software Configuration Management Activities

• Change Control Process

• Software Version Control

• Resource Allocation Models

  • Software Risk Analysis and Management

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