iSACA Cybersecurity Fundamentals Certification Practice Exam

How is an event defined within an IT infrastructure?

1. A violation of security policies

2. An observable occurrence in a system or network

3. An adverse impact on data integrity

4. A natural disaster affecting IT systems

The correct answer is: An observable occurrence in a system or network

An event within an IT infrastructure is defined as an observable occurrence in a system or network. This encompasses a wide range of activities and interactions that can be detected, monitored, and logged. Events can include anything from routine operations, such as user logins or file access, to significant incidents, such as system alerts or changes to configuration settings. Understanding events is essential for effective IT operations and security management, as they provide the foundation for monitoring the health of systems and detecting potential issues. For instance, analyzing events can help identify trends, pinpoint irregularities, or trigger automated responses to certain conditions. Effective event logging is also crucial for incident response and forensic analyses, as it creates a historical record of activities that can be referred to when evaluating security incidents. In contrast, the other choices illustrate specific scenarios or types of events but do not capture the broader definition. A violation of security policies is a specific instance that could be classified as an event, but it is not an all-encompassing definition. Similarly, an adverse impact on data integrity focuses on the consequences of certain events rather than the events themselves. A natural disaster affecting IT systems is an extreme example of an incident but does not capture the wide variety of observable occurrences that can take place within an IT infrastructure