Book Image

CISA – Certified Information Systems Auditor Study Guide - Second Edition

By : Hemang Doshi
5 (3)
Book Image

CISA – Certified Information Systems Auditor Study Guide - Second Edition

5 (3)
By: Hemang Doshi

Overview of this book

With the latest updates and revised study material, this second edition of the Certified Information Systems Auditor Study Guide provides an excellent starting point for your CISA certification preparation. The book strengthens your grip on the core concepts through a three-step approach. First, it presents the fundamentals with easy-to-understand theoretical explanations. Next, it provides a list of key aspects that are crucial from the CISA exam perspective, ensuring you focus on important pointers for the exam. Finally, the book makes you an expert in specific topics by engaging you with self-assessment questions designed to align with the exam format, challenging you to apply your knowledge and sharpen your understanding. Moreover, the book comes with lifetime access to supplementary resources on an online platform, including CISA flashcards, practice questions, and valuable exam tips. With unlimited access to the website, you’ll have the flexibility to practice as many times as you desire, maximizing your exam readiness. By the end of this book, you’ll have developed the proficiency to successfully obtain the CISA certification and significantly upgrade your auditing career.
Table of Contents (14 chapters)

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...