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Isaca CISA Practice Test 64

Question 630

Before reaching an audit conclusion, consider: A continuity plan lists the chief executive as the only emergency decision authority with no alternate. Which evidence should the auditor review FIRST to evaluate this risk?

  1. Review alternate site connectivity, authentication, software licensing and staff procedures.
  2. Reconcile automated discovery, service dependencies and change history.
  3. Examine invocation criteria, contact trees, authority matrix and availability assumptions.
  4. Map payment partners, identity, network, staff and data needed for the service.

Explanation

Correct Answer

C:

Examine invocation criteria, contact trees, authority matrix and availability assumptions. The governing principle is: BCP governance requires delegation and clear command arrangements under disruption.

Incorrect Answers

A:

Review alternate site connectivity, authentication, software licensing and staff procedures. This would be relevant to a different issue such as: A call center continuity binder lists alternate desks but employees cannot access the customer service application from that location. In the present case, the most directly relevant audit step is: Examine invocation criteria, contact trees, authority matrix and availability assumptions. The governing distinction is: BCP governance requires delegation and clear command arrangements under disruption.

B:

Reconcile automated discovery, service dependencies and change history. This would be relevant to a different issue such as: A configuration database lists a retired server as the active owner of a production application. In the present case, the most directly relevant audit step is: Examine invocation criteria, contact trees, authority matrix and availability assumptions. The governing distinction is: BCP governance requires delegation and clear command arrangements under disruption.

D:

Map payment partners, identity, network, staff and data needed for the service. This would be relevant to a different issue such as: A business owner specifies a one-hour RTO but has never identified which external dependencies must also be restored. In the present case, the most directly relevant audit step is: Examine invocation criteria, contact trees, authority matrix and availability assumptions. The governing distinction is: BCP governance requires delegation and clear command arrangements under disruption.

Question 631

An IS auditor evaluates this situation: A red-team exercise reports success based on one simulated phishing click without demonstrating access or business impact. Which audit principle MOST directly applies to this situation?

  1. Provider assurances do not automatically cover customer-operated security responsibilities.
  2. Certificate trust decisions should account for revocation and current validity requirements.
  3. Security test findings require contextual verification and risk assessment before conclusions.
  4. Testing results should distinguish initial indicators from validated compromise outcomes.

Explanation

Correct Answer

D:

Testing results should distinguish initial indicators from validated compromise outcomes. The corresponding audit procedure is: Review exercise objectives, attack path evidence, scope rules and observed controls.

Incorrect Answers

A:

Provider assurances do not automatically cover customer-operated security responsibilities. This would be relevant to a different issue such as: A cloud provider's assurance report covers physical facilities but the customer's tenant encryption and IAM are untested. In the present case, the most directly relevant principle is: Testing results should distinguish initial indicators from validated compromise outcomes. The governing distinction is: Testing results should distinguish initial indicators from validated compromise outcomes.

B:

Certificate trust decisions should account for revocation and current validity requirements. This would be relevant to a different issue such as: A revoked supplier certificate remains trusted by an application because revocation checks are disabled. In the present case, the most directly relevant principle is: Testing results should distinguish initial indicators from validated compromise outcomes. The governing distinction is: Testing results should distinguish initial indicators from validated compromise outcomes.

C:

Security test findings require contextual verification and risk assessment before conclusions. This would be relevant to a different issue such as: A vulnerability scanner reports a critical web flaw but the service is behind a compensating control and no validation occurs. In the present case, the most directly relevant principle is: Testing results should distinguish initial indicators from validated compromise outcomes. The governing distinction is: Testing results should distinguish initial indicators from validated compromise outcomes.

Question 632

An IS auditor evaluates this situation: A certificate authority's signing key is available to several administrators without dual control. Which audit principle MOST directly applies to this situation?

  1. Preserving original evidence is essential for reliable investigation and potential legal use.
  2. Certificate trust decisions should account for revocation and current validity requirements.
  3. CA private keys require strong custody and accountable access due to their trust impact.
  4. Awareness programs must reach all relevant roles before sensitive access is granted.

Explanation

Correct Answer

C:

CA private keys require strong custody and accountable access due to their trust impact. The corresponding audit procedure is: Inspect HSM controls, key ceremony logs, assigned roles and administrative sessions.

Incorrect Answers

A:

Preserving original evidence is essential for reliable investigation and potential legal use. This would be relevant to a different issue such as: Security staff begin forensic analysis directly on a live original log file and overwrite timestamps. In the present case, the most directly relevant principle is: CA private keys require strong custody and accountable access due to their trust impact. The governing distinction is: CA private keys require strong custody and accountable access due to their trust impact.

B:

Certificate trust decisions should account for revocation and current validity requirements. This would be relevant to a different issue such as: A revoked supplier certificate remains trusted by an application because revocation checks are disabled. In the present case, the most directly relevant principle is: CA private keys require strong custody and accountable access due to their trust impact. The governing distinction is: CA private keys require strong custody and accountable access due to their trust impact.

D:

Awareness programs must reach all relevant roles before sensitive access is granted. This would be relevant to a different issue such as: Contractor onboarding omits data-handling training although contractors access classified research files. In the present case, the most directly relevant principle is: CA private keys require strong custody and accountable access due to their trust impact. The governing distinction is: CA private keys require strong custody and accountable access due to their trust impact.

Question 633

An IS auditor is preparing recommendations after reviewing this situation: A sales system's backup schedule is chosen before the business determines acceptable data loss. Which recommendation would BEST address the identified weakness?

  1. Recommend dependency-aware recovery requirements and feasible coordinated timelines.
  2. Recommend independent failure domains or formally accepted residual exposure.
  3. Recommend dependency register updates and tested risk-based failover procedures.
  4. Recommend business-approved RPO and matching protection technology.

Explanation

Correct Answer

D:

Recommend business-approved RPO and matching protection technology. The relevant control principle is: RPO should be derived from business impact and transactional tolerance, not backup convenience. A meaningful follow-up should establish: A restore exercise measures actual data currency against the approved loss limit.

Incorrect Answers

A:

Recommend dependency-aware recovery requirements and feasible coordinated timelines. This would be relevant to a different issue such as: A business owner specifies a one-hour RTO but has never identified which external dependencies must also be restored. In the present case, the most directly relevant recommendation is: Recommend business-approved RPO and matching protection technology. The governing distinction is: RPO should be derived from business impact and transactional tolerance, not backup convenience.

B:

Recommend independent failure domains or formally accepted residual exposure. This would be relevant to a different issue such as: A database is replicated across two racks but both racks depend on the same cooling circuit. In the present case, the most directly relevant recommendation is: Recommend business-approved RPO and matching protection technology. The governing distinction is: RPO should be derived from business impact and transactional tolerance, not backup convenience.

C:

Recommend dependency register updates and tested risk-based failover procedures. This would be relevant to a different issue such as: A supplier dependency map omits a critical cloud DNS service used by every customer-facing application. In the present case, the most directly relevant recommendation is: Recommend business-approved RPO and matching protection technology. The governing distinction is: RPO should be derived from business impact and transactional tolerance, not backup convenience.

Question 634

Before reaching an audit conclusion, consider: The IT dashboard shows 100 percent server uptime while customers report failed checkout transactions. Which evidence should the auditor review FIRST to evaluate this risk?

  1. Review delivery milestones, outstanding controls and revised forecast costs.
  2. Map storage, access, processing locations and applicable legal or contractual requirements.
  3. Compare vendor entitlements, deployments, retirements and usage evidence.
  4. Compare transaction success, synthetic tests, infrastructure metrics and outage records.

Explanation

Correct Answer

D:

Compare transaction success, synthetic tests, infrastructure metrics and outage records. The governing principle is: IT performance measures must reflect business-service outcomes and relevant dependencies.

Incorrect Answers

A:

Review delivery milestones, outstanding controls and revised forecast costs. This would be relevant to a different issue such as: A change program reports all projects green by budget but ignores delayed security deliverables. In the present case, the most directly relevant audit step is: Compare transaction success, synthetic tests, infrastructure metrics and outage records. The governing distinction is: IT performance measures must reflect business-service outcomes and relevant dependencies.

B:

Map storage, access, processing locations and applicable legal or contractual requirements. This would be relevant to a different issue such as: A multinational cloud project assumes a control compliant in one country automatically satisfies every jurisdiction in which data is processed. In the present case, the most directly relevant audit step is: Compare transaction success, synthetic tests, infrastructure metrics and outage records. The governing distinction is: IT performance measures must reflect business-service outcomes and relevant dependencies.

C:

Compare vendor entitlements, deployments, retirements and usage evidence. This would be relevant to a different issue such as: Software licenses are renewed using last year's device counts despite major decommissioning. In the present case, the most directly relevant audit step is: Compare transaction success, synthetic tests, infrastructure metrics and outage records. The governing distinction is: IT performance measures must reflect business-service outcomes and relevant dependencies.

Question 635

An IS auditor is preparing recommendations after reviewing this situation: The legal team interprets a contractual data retention clause differently from IT's automatic deletion schedule. Which recommendation would BEST address the identified weakness?

  1. Recommend a documented deployment and review cycle for the revised standard.
  2. Recommend an accountable data steward and controlled master-data quality process.
  3. Recommend a jurisdiction-specific obligation register and tested control mapping for the service.
  4. Escalate interpretation to the authorized legal owner and align the retention policy accordingly.

Explanation

Correct Answer

D:

Escalate interpretation to the authorized legal owner and align the retention policy accordingly. The relevant control principle is: Control design must reconcile binding requirements with approved retention and deletion practices. A meaningful follow-up should establish: Data samples reflect the approved retention decision without unapproved loss or overretention.

Incorrect Answers

A:

Recommend a documented deployment and review cycle for the revised standard. This would be relevant to a different issue such as: A new corporate service standard is rolled out without training, version control or effectiveness reviews. In the present case, the most directly relevant recommendation is: Escalate interpretation to the authorized legal owner and align the retention policy accordingly. The governing distinction is: Control design must reconcile binding requirements with approved retention and deletion practices.

B:

Recommend an accountable data steward and controlled master-data quality process. This would be relevant to a different issue such as: Multiple business units publish different values for the same customer account status without a nominated data steward. In the present case, the most directly relevant recommendation is: Escalate interpretation to the authorized legal owner and align the retention policy accordingly. The governing distinction is: Control design must reconcile binding requirements with approved retention and deletion practices.

C:

Recommend a jurisdiction-specific obligation register and tested control mapping for the service. This would be relevant to a different issue such as: A multinational cloud project assumes a control compliant in one country automatically satisfies every jurisdiction in which data is processed. In the present case, the most directly relevant recommendation is: Escalate interpretation to the authorized legal owner and align the retention policy accordingly. The governing distinction is: Control design must reconcile binding requirements with approved retention and deletion practices.

Question 636

Before reaching an audit conclusion, consider: An auditor exports personally identifiable records to an unsecured laptop for analytics testing. Which evidence should the auditor review FIRST to evaluate this risk?

  1. Check data classification, allowed extraction methods, workstation security and retention rules.
  2. Compare transaction value, exposure, change velocity, recent incidents and prior assurance coverage.
  3. Map financial assertions, provider responsibilities and customer-controlled configuration or access processes.
  4. Inspect extraction provenance, timestamps, privileges used and original system records.

Explanation

Correct Answer

A:

Check data classification, allowed extraction methods, workstation security and retention rules. The governing principle is: Audit evidence collection must preserve confidentiality and authorized custody as well as usefulness.

Incorrect Answers

B:

Compare transaction value, exposure, change velocity, recent incidents and prior assurance coverage. This would be relevant to a different issue such as: The annual audit plan gives equal effort to a low-risk intranet and a newly acquired payment processing platform. In the present case, the most directly relevant audit step is: Check data classification, allowed extraction methods, workstation security and retention rules. The governing distinction is: Audit evidence collection must preserve confidentiality and authorized custody as well as usefulness.

C:

Map financial assertions, provider responsibilities and customer-controlled configuration or access processes. This would be relevant to a different issue such as: A financial reporting controls audit tests only the cloud provider's availability status but ignores the customer's application controls. In the present case, the most directly relevant audit step is: Check data classification, allowed extraction methods, workstation security and retention rules. The governing distinction is: Audit evidence collection must preserve confidentiality and authorized custody as well as usefulness.

D:

Inspect extraction provenance, timestamps, privileges used and original system records. This would be relevant to a different issue such as: A system owner provides a screenshot of an access list without a timestamp or source-system identification. In the present case, the most directly relevant audit step is: Check data classification, allowed extraction methods, workstation security and retention rules. The governing distinction is: Audit evidence collection must preserve confidentiality and authorized custody as well as usefulness.

Question 637

Management reports that this issue has been corrected: A container orchestration platform admits unverified public images into a payment workload namespace. Which result would provide the STRONGEST assurance that the issue is corrected?

  1. Unauthorized snapshot downloads are blocked and authorized operations are logged.
  2. An unapproved image fails deployment while approved images retain evidence of origin.
  3. A supervised emergency test succeeds and creates attributable alerts and restoration evidence.
  4. Exercises demonstrate timely threat isolation while maintaining essential care pathways.

Explanation

Correct Answer

B:

An unapproved image fails deployment while approved images retain evidence of origin. It addresses cloud and virtualized environments. Underlying audit concern: Cloud-native workloads require source integrity, runtime policy and supply-chain governance.

Incorrect Answers

A:

Unauthorized snapshot downloads are blocked and authorized operations are logged. This would be relevant to a different issue such as: A virtualization administrator can snapshot and download regulated production virtual machines without oversight. In the present case, the most directly relevant verification is: An unapproved image fails deployment while approved images retain evidence of origin. The governing distinction is: Cloud-native workloads require source integrity, runtime policy and supply-chain governance.

C:

A supervised emergency test succeeds and creates attributable alerts and restoration evidence. This would be relevant to a different issue such as: Emergency administrator accounts are exempt from monitoring and are never tested until an outage. In the present case, the most directly relevant verification is: An unapproved image fails deployment while approved images retain evidence of origin. The governing distinction is: Cloud-native workloads require source integrity, runtime policy and supply-chain governance.

D:

Exercises demonstrate timely threat isolation while maintaining essential care pathways. This would be relevant to a different issue such as: A security team isolates a suspicious server without informing its critical care business owner, interrupting clinical operations. In the present case, the most directly relevant verification is: An unapproved image fails deployment while approved images retain evidence of origin. The governing distinction is: Cloud-native workloads require source integrity, runtime policy and supply-chain governance.

Question 638

Management reports that this issue has been corrected: A security patch is applied on test servers but production remains vulnerable for months without risk approval. Which result would provide the STRONGEST assurance that the issue is corrected?

  1. Subsequent database changes preserve required reporting functionality or roll back safely.
  2. Only authorized destinations receive necessary data and workflow use is logged.
  3. A recovery test completes reconciled business transactions within required limits.
  4. Production inventory confirms patch coverage or properly governed mitigation.

Explanation

Correct Answer

D:

Production inventory confirms patch coverage or properly governed mitigation. It addresses it change, configuration, and patch management. Underlying audit concern: Patch governance requires risk-based prioritization, deployment tracking and exception management.

Incorrect Answers

A:

Subsequent database changes preserve required reporting functionality or roll back safely. This would be relevant to a different issue such as: A routine database update causes outages because no dependency assessment included reporting services. In the present case, the most directly relevant verification is: Production inventory confirms patch coverage or properly governed mitigation. The governing distinction is: Patch governance requires risk-based prioritization, deployment tracking and exception management.

B:

Only authorized destinations receive necessary data and workflow use is logged. This would be relevant to a different issue such as: A department builds a low-code workflow that sends customer data to an unknown external connector. In the present case, the most directly relevant verification is: Production inventory confirms patch coverage or properly governed mitigation. The governing distinction is: Patch governance requires risk-based prioritization, deployment tracking and exception management.

C:

A recovery test completes reconciled business transactions within required limits. This would be relevant to a different issue such as: A disaster recovery runbook lists server boot order but omits database integrity and application acceptance tests. In the present case, the most directly relevant verification is: Production inventory confirms patch coverage or properly governed mitigation. The governing distinction is: Patch governance requires risk-based prioritization, deployment tracking and exception management.

Question 639

Management reports that this issue has been corrected: A vulnerability scanner reports a critical web flaw but the service is behind a compensating control and no validation occurs. Which result would provide the STRONGEST assurance that the issue is corrected?

  1. Simulated high-severity events reach qualified responders within defined limits.
  2. Controlled simulations generate correlated alerts at the appropriate stages.
  3. Authentication source changes are within the scanned and independently reviewed scope.
  4. Verified findings and compensating controls support the documented residual risk.

Explanation

Correct Answer

D:

Verified findings and compensating controls support the documented residual risk. It addresses security testing tools and techniques. Underlying audit concern: Security test findings require contextual verification and risk assessment before conclusions.

Incorrect Answers

A:

Simulated high-severity events reach qualified responders within defined limits. This would be relevant to a different issue such as: A company implements a network intrusion detector but does not assign anyone to triage severe alerts. In the present case, the most directly relevant verification is: Verified findings and compensating controls support the documented residual risk. The governing distinction is: Security test findings require contextual verification and risk assessment before conclusions.

B:

Controlled simulations generate correlated alerts at the appropriate stages. This would be relevant to a different issue such as: A malicious attachment launches a child process and connects to an unfamiliar command server. In the present case, the most directly relevant verification is: Verified findings and compensating controls support the documented residual risk. The governing distinction is: Security test findings require contextual verification and risk assessment before conclusions.

C:

Authentication source changes are within the scanned and independently reviewed scope. This would be relevant to a different issue such as: A code review tool shows no vulnerabilities after analysts exclude the main authentication module from scanning. In the present case, the most directly relevant verification is: Verified findings and compensating controls support the documented residual risk. The governing distinction is: Security test findings require contextual verification and risk assessment before conclusions.

Question 640

Before reaching an audit conclusion, consider: A nightly settlement batch fails halfway but the scheduler marks the entire chain successful. Which evidence should the auditor review FIRST to evaluate this risk?

  1. Inspect job exit codes, dependency configuration, completion records and reconciliation totals.
  2. Review retry logic, transaction identifiers, recovery points and duplicate detection.
  3. Inspect connector permissions, transferred fields, approval records and process ownership.
  4. Review approved retention rules, system purge settings, storage capacity and sampled history.

Explanation

Correct Answer

A:

Inspect job exit codes, dependency configuration, completion records and reconciliation totals. The governing principle is: Automated jobs require dependency, exception and completion controls for reliable processing.

Incorrect Answers

B:

Review retry logic, transaction identifiers, recovery points and duplicate detection. This would be relevant to a different issue such as: A financial transfer job can be rerun after timeout and processes the same payment twice. In the present case, the most directly relevant audit step is: Inspect job exit codes, dependency configuration, completion records and reconciliation totals. The governing distinction is: Automated jobs require dependency, exception and completion controls for reliable processing.

C:

Inspect connector permissions, transferred fields, approval records and process ownership. This would be relevant to a different issue such as: A department builds a low-code workflow that sends customer data to an unknown external connector. In the present case, the most directly relevant audit step is: Inspect job exit codes, dependency configuration, completion records and reconciliation totals. The governing distinction is: Automated jobs require dependency, exception and completion controls for reliable processing.

D:

Review approved retention rules, system purge settings, storage capacity and sampled history. This would be relevant to a different issue such as: A financial application retains operational logs for only a week although investigation rules require six months. In the present case, the most directly relevant audit step is: Inspect job exit codes, dependency configuration, completion records and reconciliation totals. The governing distinction is: Automated jobs require dependency, exception and completion controls for reliable processing.

Certified Information Systems Auditor (CISA) Practice Tests