View Full Isaca CISA Exam Dumps and Practice Test Dumps

 

Question 1. Which of the following is the PRIMARY purpose of an information systems audit?

1) To identify every technical vulnerability in an organization
2) To determine whether information systems support business objectives and controls are effective
3) To replace management’s internal control responsibilities
4) To eliminate all operational risks

Answer: 2) To determine whether information systems support business objectives and controls are effective

Explanation:

The primary purpose of an information systems audit is to provide assurance that information systems support organizational objectives and that relevant controls are designed and operating effectively. An IS auditor evaluates areas such as governance, risk management, security, operations, and compliance. The auditor does not replace management responsibilities or guarantee that all risks and vulnerabilities will be eliminated. Instead, the audit provides independent and objective evaluation, identifies control weaknesses, and communicates findings so management can take appropriate corrective action.

Question 2. Which activity should an IS auditor perform FIRST when planning an audit?

1) Develop detailed audit findings
2) Select the final audit report format
3) Understand the organization’s objectives, risks, and relevant processes
4) Begin testing individual transactions

Answer: 3) Understand the organization’s objectives, risks, and relevant processes

Explanation:

Understanding the organization’s objectives, risks, processes, and environment is an important first step in effective audit planning. This knowledge allows the auditor to determine which areas are relevant and potentially significant from a risk perspective. Detailed testing should be designed only after the auditor understands the scope and risks. Audit planning should therefore establish an appropriate foundation by considering business objectives, regulatory requirements, existing controls, prior audit results, and significant changes that could affect the audit.

Question 3. Which of the following BEST describes an audit risk?

1) The possibility that an auditor may issue an inappropriate conclusion
2) The probability that an organization will experience a hardware failure
3) The cost of performing an audit
4) The number of findings identified during an audit

Answer: 1) The possibility that an auditor may issue an inappropriate conclusion

Explanation:

Audit risk refers to the possibility that an auditor may reach an inappropriate conclusion based on the evidence obtained. It is influenced by factors such as inherent risk, control risk, and detection risk. An auditor manages audit risk by understanding the environment, assessing relevant risks, designing appropriate audit procedures, and obtaining sufficient and appropriate evidence. Audit risk should not be confused with the organization’s overall business or operational risk, although organizational risks influence the auditor’s assessment and audit planning.

Question 4. What is the PRIMARY responsibility of management regarding internal controls?

1) Performing all independent audit procedures
2) Issuing the external audit opinion
3) Selecting the external auditor
4) Designing, implementing, and maintaining appropriate controls**

Answer: 4) Designing, implementing, and maintaining appropriate controls

Explanation:

Management is responsible for establishing and maintaining an effective internal control environment. This includes identifying relevant risks, designing appropriate controls, implementing those controls, monitoring their effectiveness, and taking corrective action when weaknesses are identified. Auditors provide independent assurance and evaluate controls, but they should not assume management’s responsibilities. Maintaining clear separation between management and audit responsibilities helps preserve auditor objectivity and prevents conflicts of interest during assurance engagements.

Question 5. Which type of control is designed to prevent an error or unauthorized activity BEFORE it occurs?

1) Detective control
2) Preventive control
3) Corrective control
4) Compensating control

Answer: 2) Preventive control

Explanation:

Preventive controls are designed to stop undesirable events before they occur. Examples include segregation of duties, authorization requirements, access restrictions, input validation, and approval procedures. Detective controls identify events after they occur, while corrective controls help restore conditions or address problems after detection. Compensating controls provide alternative safeguards when a primary control cannot be implemented effectively. Understanding these control categories helps an auditor evaluate whether the control environment appropriately addresses identified risks.

Question 6. Which evidence would generally provide the HIGHEST level of assurance to an IS auditor?

1) An employee’s verbal explanation
2) An internally prepared summary report
3) An auditor’s independent observation of a control being performed
4) An informal email from a system administrator

Answer: 3) An auditor’s independent observation of a control being performed

Explanation:

Evidence obtained directly by the auditor through independent observation generally provides stronger assurance than unsupported verbal statements or internally prepared information. The reliability of audit evidence depends on factors such as its source, nature, relevance, and the circumstances under which it was obtained. External or independently obtained evidence can also provide strong assurance when appropriately validated. Auditors should evaluate whether evidence is sufficient and appropriate to support their conclusions rather than relying solely on management representations.

Question 7. What is the PRIMARY objective of segregation of duties?

1) Reduce the likelihood that one individual can perform and conceal unauthorized activities
2) Increase the number of employees assigned to every process
3) Eliminate the need for management oversight
4) Ensure every employee has administrative access

Answer: 1) Reduce the likelihood that one individual can perform and conceal unauthorized activities

Explanation:

Segregation of duties separates incompatible responsibilities among different individuals. For example, the person who authorizes a transaction should generally not be the same person who records it and reconciles the related account. This separation reduces the opportunity for errors, fraud, or unauthorized activities to be both performed and concealed by one individual. When staffing limitations prevent complete segregation, management may implement compensating controls such as independent reviews, reconciliations, or supervisory approvals.

Question 8. Which of the following is the BEST example of a detective control?

1) Password complexity requirements
2) Transaction authorization before processing
3) Input validation preventing invalid values
4) Reviewing system logs for unauthorized activities

Answer: 4) Reviewing system logs for unauthorized activities

Explanation:

Reviewing system logs to identify unauthorized or unusual activities is a detective control because it is intended to discover events that may already have occurred. Detective controls include reconciliations, exception reports, log reviews, and monitoring activities. Preventive controls attempt to stop an undesirable event before it happens, such as access restrictions or authorization requirements. Corrective controls address identified problems. An effective control environment commonly uses a combination of preventive, detective, and corrective controls based on the organization’s risk profile.

Question 9. What should an IS auditor consider MOST when determining audit scope?

1) The auditor’s preferred testing method
2) Business objectives, risks, and applicable requirements
3) The number of employees in the IT department
4) The age of the organization’s computer equipment

Answer: 2) Business objectives, risks, and applicable requirements

Explanation:

Audit scope should be determined based on the organization’s objectives, significant risks, applicable laws and regulations, policies, and the purpose of the audit engagement. A risk-based approach helps ensure that audit resources are directed toward areas where control weaknesses could have significant consequences. Factors such as technology age or department size may be relevant in specific circumstances, but they should not independently determine scope. Clearly defining scope also helps establish the boundaries of testing and prevents unnecessary or unrelated audit work.

Question 10. Which of the following BEST describes due professional care for an IS auditor?

1) Guaranteeing that no control weakness exists
2) Performing every possible audit procedure
3) Applying appropriate professional judgment, competence, and diligence
4) Accepting management’s explanation without verification

Answer: 3) Applying appropriate professional judgment, competence, and diligence

Explanation:

Due professional care requires an auditor to apply appropriate professional judgment, competence, diligence, and skepticism when performing an engagement. An auditor is not expected to guarantee that every weakness or irregularity will be discovered. Instead, the auditor should plan and perform procedures appropriate to the engagement’s objectives and risks and evaluate evidence carefully. Professional care also includes maintaining sufficient knowledge and skills, documenting important judgments, and following applicable professional standards throughout the audit.

Question 11. Which control is MOST effective for ensuring that only authorized users can access a sensitive application?

1) User access authorization combined with strong authentication
2) Periodic equipment maintenance
3) Daily data backups
4) Reviewing application performance reports

Answer: 1) User access authorization combined with strong authentication

Explanation:

Restricting access to authorized users requires appropriate identity and access management controls. Authorization determines what access a user should receive, while authentication verifies the user’s identity before access is granted. Strong authentication mechanisms and properly defined access privileges can reduce the risk of unauthorized access. Other controls, such as backups and performance monitoring, address different risks. An auditor should also evaluate whether access is periodically reviewed and promptly removed or modified when users change roles or leave the organization.

Question 12. What is the PRIMARY purpose of an audit trail?

1) Improve application processing speed
2) Reduce database storage requirements
3) Replace access controls
4) Provide a record of activities that can support monitoring and investigation

Answer: 4) Provide a record of activities that can support monitoring and investigation

Explanation:

An audit trail records relevant system or user activities and can help support monitoring, accountability, investigation, and audit procedures. Depending on the system, audit trails may capture information such as user identification, timestamps, transaction details, and changes to records. Effective audit trails should be protected against unauthorized modification or deletion and retained according to organizational and regulatory requirements. They do not replace preventive controls but provide valuable evidence for detecting and investigating potentially inappropriate activities.

Question 13. Which factor is MOST important when evaluating whether an audit finding is significant?

1) The number of pages in the audit report
2) The potential impact and likelihood associated with the identified weakness
3) The amount of time spent testing the control
4) The number of auditors assigned to the engagement

Answer: 2) The potential impact and likelihood associated with the identified weakness

Explanation:

The significance of an audit finding should be evaluated according to the risk created by the identified condition. Impact and likelihood are important considerations when determining the potential significance of a control weakness. Other factors may include the affected assets, regulatory implications, duration of the condition, and management’s response. The number of auditors or pages in a report does not determine finding significance. Risk-based evaluation helps management prioritize corrective actions according to the potential consequences of the weakness.

Question 14. Which of the following is an example of a compensating control?

1) Replacing a required approval with no control
2) Removing all access restrictions
3) Performing an independent review when automated segregation is unavailable
4) Allowing users to share administrator accounts

Answer: 3) Performing an independent review when automated segregation is unavailable

Explanation:

A compensating control is an alternative control that helps reduce risk when the preferred or primary control cannot be implemented as intended. For example, a small organization may be unable to achieve complete automated segregation of duties because of limited staffing. An independent review of transactions by an appropriate person can provide an additional safeguard. A compensating control should address the relevant risk effectively and should be documented and monitored. It does not mean eliminating controls or accepting unrestricted access.

Question 15. What is the PRIMARY reason an IS auditor should document audit procedures and conclusions?

1) To provide evidence supporting the work performed and conclusions reached
2) To increase the length of the final audit report
3) To eliminate the need for audit evidence
4) To allow management to perform the auditor’s testing

Answer: 1) To provide evidence supporting the work performed and conclusions reached

Explanation:

Audit documentation provides a record of the procedures performed, evidence examined, significant judgments made, and conclusions reached during an engagement. Proper documentation helps demonstrate that the audit was planned and performed appropriately and allows another qualified professional to understand the work performed. It also supports review, quality assurance, follow-up activities, and future audits. Documentation should be sufficiently detailed to support the auditor’s conclusions without including unnecessary information that does not contribute to the audit objectives.

Question 16. Which approach is MOST appropriate when an auditor identifies a high-risk area during audit planning?

1) Remove the area from the audit scope
2) Reduce testing because the area is complex
3) Defer all testing until the next audit
4) Allocate appropriate audit attention and procedures based on the assessed risk

Answer: 4) Allocate appropriate audit attention and procedures based on the assessed risk

Explanation:

A risk-based audit approach directs greater attention and appropriate audit procedures toward areas presenting higher levels of risk. When a high-risk area is identified, the auditor should consider its potential impact, likelihood, control environment, and the audit objectives when designing procedures. This may require additional testing, stronger evidence, or greater management attention. High-risk areas should not automatically be excluded or deferred simply because they are complex. Audit resources should be allocated in a manner that supports reliable conclusions.

Question 17. Which statement BEST describes inherent risk?

1) Risk remaining after controls have been applied
2) The susceptibility of an activity or process to risk before considering controls
3) Risk caused only by an auditor’s testing procedures
4) Risk created by an ineffective audit report

Answer: 2) The susceptibility of an activity or process to risk before considering controls

Explanation:

Inherent risk represents the susceptibility of a process, transaction, account, or activity to significant error or undesirable outcomes before considering the effectiveness of existing controls. Some activities naturally have higher inherent risk because of their complexity, judgment requirements, transaction volume, or sensitivity. Auditors consider inherent risk when planning their work and determining the nature and extent of procedures required. Control risk and detection risk are separate concepts that contribute to the overall audit risk assessment.

Question 18. Which of the following would provide the STRONGEST support for the existence of an effective access review control?

1) A manager states that access is reviewed regularly
2) An outdated access policy
3) Documented review evidence showing access listings were examined and exceptions were addressed
4) A user confirms that access appears correct

Answer: 3) Documented review evidence showing access listings were examined and exceptions were addressed

Explanation:

Documented evidence of an actual access review provides stronger support than verbal statements or general policies. The evidence should demonstrate that the review occurred, was performed by an appropriate person, covered the relevant access population, and resulted in action when inappropriate access was identified. An auditor should evaluate both the design and operating effectiveness of the control. Simply having a policy or obtaining confirmation from a user does not demonstrate that the control was consistently performed and that identified exceptions were addressed.

Question 19. Which of the following is the BEST reason for using a risk-based audit approach?

1) It guarantees that all risks will be eliminated
2) It removes the need for professional judgment
3) It ensures every system receives identical audit coverage
4) It helps prioritize audit resources toward areas of greater significance

Answer: 4) It helps prioritize audit resources toward areas of greater significance

Explanation:

A risk-based audit approach helps auditors focus available resources on areas where weaknesses could have greater consequences for business objectives, information assets, compliance, or operations. Not every system or process requires identical audit attention because risk levels differ. The approach therefore supports efficient planning while maintaining appropriate audit coverage. It does not eliminate risk or replace professional judgment. Auditors must still consider the organization’s objectives, risk appetite, regulatory requirements, prior findings, and changes in the technology or business environment.

Question 20. What should an auditor do when sufficient appropriate evidence cannot be obtained to support an audit conclusion?

1) Clearly communicate the limitation and evaluate its effect on the audit conclusion
2) Assume the control is effective
3) Ignore the limitation if management is confident
4) Create additional evidence from assumptions

Answer: 1) Clearly communicate the limitation and evaluate its effect on the audit conclusion

Explanation:

When sufficient appropriate audit evidence cannot be obtained, the auditor should evaluate how the limitation affects the engagement and the reliability of the conclusion. The limitation should be appropriately documented and communicated to relevant stakeholders. An auditor should not simply assume that a control is effective or create evidence based on unsupported assumptions. Depending on the circumstances, the auditor may need to perform alternative procedures, modify the scope, or appropriately qualify the conclusion when the evidence limitation is significant.