Book Image

CISA – Certified Information Systems Auditor Study Guide

By : Hemang Doshi
Book Image

CISA – Certified Information Systems Auditor Study Guide

By: Hemang Doshi

Overview of this book

Are you looking to prepare for the CISA exam and understand the roles and responsibilities of an information systems (IS) auditor? The CISA - Certified Information Systems Auditor Study Guide is here to help you get started with CISA exam prep. This book covers all the five CISA domains in detail to help you pass the exam. You’ll start by getting up and running with the practical aspects of an information systems audit. The book then shows you how to govern and manage IT, before getting you up to speed with acquiring information systems. As you progress, you’ll gain knowledge of information systems operations and understand how to maintain business resilience, which will help you tackle various real-world business problems. Finally, you’ll be able to assist your organization in effectively protecting and controlling information systems with IT audit standards. By the end of this CISA book, you'll not only have covered the essential concepts and techniques you need to know to pass the CISA certification exam but also have the ability to apply them in the real world.
Table of Contents (19 chapters)
1
Section 1: Information System Auditing Process
4
Section 2: Governance and Management of IT
7
Section 3: Information Systems Acquisition, Development, and Implementation
10
Section 4: Information System Operations and Business Resilience
13
Section 5: Protection of Information Assets

Alternate recovery site

In the case of an incident, a primary site may not be available for business operations. To address such similar scenarios, an organization should have an arrangement for the resumption of services from an alternate site so as to ensure the continuity of business operations. Many business organizations cannot afford the discontinuity of business processes even for a single day and so they need to invest heavily in an alternate recovery site. These arrangements can vary according to the needs of the business organization.

From the perspective of the CISA exam, candidates should have an understanding of the following alternate recovery sites:

Let's look at each of the preceding alternate sites in detail.

Mirrored site

A mirrored site is regarded as an exact replica of the primary site. When arranging a mirrored site, the following components are already factored in:

  • The availability of space and basic infrastructure
  • The availability of all business applications...