Software Engineering

Unit I

Introduction: Introduction to Software Engineering, Software Components, Software Characteristics, Software Crisis, Software Engineering Processes, Similarity and Differences from Conventional Engineering Processes, Software Quality Attributes. SDLC Models: Water Fall Model, Prototype Model, Spiral Model, Evolutionary Development Models, Iterative Enhancement Models.

Unit II

Software Requirement Specifications (SRS): Requirement Engineering Process — Elicitation, Analysis, Documentation, Review and Management of User Needs, Feasibility Study, Information Modelling, Data Flow Diagrams, Entity Relationship Diagrams, Decision Tables, SRS Document, IEEE Standards for SRS. Software Quality Assurance (SQA): Verification and Validation, SQA Plans, Software Quality Frameworks, ISO 9000 Models, SEI-CMM Model.

Unit III

Software Design: Basic Concepts, Architectural 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 Measurement and Metrics: Halstead's Software Science, Function Point (FP) Based Measures, Cyclomatic Complexity Measures, Control Flow Graphs.

Unit IV

Software Testing: Testing Objectives, Unit / Integration / Acceptance / Regression Testing, Testing for Functionality and Performance, Top-Down and Bottom-Up Testing Strategies — Test Drivers and Test Stubs, Structural (White Box) Testing, Functional (Black Box) Testing, Test Data Suite Preparation, Alpha and Beta Testing. Static Testing Strategies: Formal Technical (Peer) Reviews, Walk Through, Code Inspection, Compliance with Design and Coding Standards.

Unit V

Software Maintenance and Project Management: Software as an Evolutionary Entity, Need for Maintenance, Categories — Preventive, Corrective and Perfective Maintenance, Cost of Maintenance, Software Re-Engineering, Reverse Engineering. Software Configuration Management, Change Control Process, Software Version Control, CASE Tools. Estimation of Cost, Efforts, Schedule/Duration, COCOMO Models, Resource Allocation Models, Software Risk Analysis and Management.