Isaca Updated CRISC Exam Questions and Answers by timur

Risk assessments are most effective when performed at each stage of the system development life cycle (SDLC). The SDLC is a framework that defines the phases and activities of developing, implementing, and maintaining a system. The SDLC typically consists of the following stages: initiation, planning, analysis, design, development, testing, implementation, and maintenance. Performing risk assessments at each stage of the SDLC helps to identify, analyze, and evaluate the risks that could affect the system objectives, requirements, functionality, quality, or performance. Performing risk assessments at each stage of the SDLC also helps to select and implement the appropriate risk responses, such as avoiding, transferring, mitigating, or accepting the risks. Performing risk assessments at each stage of the SDLC also helps to monitor and report the risk status and performance, and to update and adjust the risk assessment and response as the system changes or evolves. Performing risk assessments before system development begins, at system development, or during the development of the business case are not as effective as performing risk assessments at each stage of the SDLC, as they are either too early or too late, and they do not capture the full scope and complexity of the system risks. References = CRISC Review Manual, 6th Edition, ISACA, 2015, page 49.

Occurrences of specific events are the most likely to cause a key risk indicator (KRI) to exceed thresholds, as they represent the actual or potential realization of the risk. A KRI is a metric that measures the level of risk exposure and the effectiveness of risk response strategies, and it has predefined thresholds that indicate the acceptable or unacceptable risk status. When a specific event occurs that affects the risk, such as a security breach, a system failure, or a compliance violation, the KRI value may change and exceed the thresholds, triggering an alert or an action. A performance measurement, the risk tolerance level, and risk scenarios are not the most likely to cause a KRI to exceed thresholds, as they do not reflect the actual or potential occurrence of the risk, but rather the expected or desired outcome, limit, or simulation of the risk. References = [CRISC Review Manual (Digital Version)], page 121; CRISC by Isaca Actual Free Exam Q&As, question 217.

The percentage of unpatched systems is best classified as a Key Risk Indicator (KRI). KRIs are metrics used by organizations to provide an early signal of increasing risk exposures in various areas of the business. Here’s a

Understanding KRIs:

Definition: KRIs are specific metrics that provide insights into the risk level of an organization. They help in identifying potential risks that could impact the business negatively if not addressed promptly.

Purpose: KRIs are used to monitor the effectiveness of risk management strategies and to provide an early warning system for emerging risks.

Percentage of Unpatched Systems as a KRI:

Indicator of Vulnerability: The percentage of unpatched systems directly indicates how vulnerable an organization is to cyber threats. Unpatched systems are a common entry point for attackers, making this metric critical for assessing the organization's exposure to cyber risks.

Impact on Security Posture: A high percentage of unpatched systems can significantly increase the likelihood of security incidents, making it a valuable metric for risk management.

Proactive Risk Management: By monitoring this KRI, organizations can take proactive measures to address vulnerabilities before they are exploited.

Comparison with Other Options:

Threat Vector: A threat vector refers to the path or means by which a threat can reach and impact an asset. It is not a metric like the percentage of unpatched systems.

Critical Success Factor (CSF): CSFs are essential elements necessary for an organization to achieve its mission. While important, they are not specific metrics used to measure risk.

Key Performance Indicator (KPI): KPIs measure how effectively an organization is achieving its key business objectives. While related, KPIs focus on performance rather than risk exposure.

 The situation where the cost of maintaining a control has grown to exceed the potential loss is best described as an over-controlled environment, as it indicates that the control is not cost-effective and may be unnecessary or excessive. Insufficient risk tolerance, optimized control management, and effective risk management are not the best descriptions, as they do not reflect the imbalance between the control cost and the potential loss. References = CRISC Review Manual, 7th Edition, page 149.