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)

Data Backup and Restoration

In information technology, a backup, or data backup, is a copy of computer data taken and generally stored in a remote location to be used later to restore the original data after a data loss event. Data loss can be the result of any number of internal or external factors, including computer viruses, hardware failure, file corruption caused by fire, natural calamities, and hacking attacks.

An organization should have a documented backup and recovery policy in place that clearly identifies the type of data and information for which backups are mandatory.

The following sections will take you through the different types of backup strategies.

Types of Backup Strategy

The backup policy should be approved by senior management. It should have clear and specific instructions regarding the organization’s backup and retention procedure. The CISA Review Manual (CRM) covers the following types of backup strategies:

  • Backup of the full database...