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CISA – Certified Information Systems Auditor Study Guide - Second Edition

You're reading from  CISA – Certified Information Systems Auditor Study Guide - Second Edition

Product type Book
Published in Jun 2023
Publisher Packt
ISBN-13 9781803248158
Pages 330 pages
Edition 2nd Edition
Languages
Author (1):
Hemang Doshi Hemang Doshi
Profile icon Hemang Doshi

Table of Contents (14) Chapters

Preface 1. Chapter 1: Audit Planning 2. Chapter 2: Audit Execution 3. Chapter 3: IT Governance 4. Chapter 4: IT Management 5. Chapter 5: Information Systems Acquisition and Development 6. Chapter 6: Information Systems Implementation 7. Chapter 7: Information Systems Operations 8. Chapter 8: Business Resilience 9. Chapter 9: Information Asset Security and Control 10. Chapter 10: Network Security and Control 11. Chapter 11: Public Key Cryptography and Other Emerging Technologies 12. Chapter 12: Security Event Management 13. Other Books You May Enjoy

System Development Methodologies

A system development methodology is a structure that organizations use for the design, development, and implementation of new systems. Different methodologies are available, with each of them having different characteristics. In this section, you will learn about the following concepts:

  • SDLC models
  • SDLC phases
  • Software development methods

SDLC Models

Three widely used SDLC models are the traditional waterfall, the V-shaped model, and the iterative model. The following sections present each of them in detail.

Traditional Waterfall

This model aims to ensure that mistakes are identified at an early stage and not during final acceptance testing. The significant features of this method are as follows:

  • The waterfall method is the most commonly adopted approach for developing business applications.
  • It works well when requirements are well defined and do not undergo frequent changes.
  • This approach is useful when...
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