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Isaca CISA Practice Test 79

Question 780

An IS auditor evaluates this situation: A spreadsheet with editable formulas calculates regulatory capital but has no validation or change history. Which audit principle MOST directly applies to this situation?

  1. Database operations require monitored storage, retention and recovery capacity.
  2. Unsanctioned services can bypass enterprise security, retention and legal controls.
  3. Operational resilience requires evaluation of common-mode dependencies.
  4. Critical end-user computing requires integrity, access and change controls proportionate to risk.

Explanation

Correct Answer

D:

Critical end-user computing requires integrity, access and change controls proportionate to risk. The corresponding audit procedure is: Review spreadsheet logic, versioning, reconciliations, owners and manual overrides.

Incorrect Answers

A:

Database operations require monitored storage, retention and recovery capacity. This would be relevant to a different issue such as: Database transaction logs fill the only disk volume and cause a payment service outage. In the present case, the most directly relevant principle is: Critical end-user computing requires integrity, access and change controls proportionate to risk. The governing distinction is: Critical end-user computing requires integrity, access and change controls proportionate to risk.

B:

Unsanctioned services can bypass enterprise security, retention and legal controls. This would be relevant to a different issue such as: A sales team stores client contracts in an unapproved personal file-sharing account for convenience. In the present case, the most directly relevant principle is: Critical end-user computing requires integrity, access and change controls proportionate to risk. The governing distinction is: Critical end-user computing requires integrity, access and change controls proportionate to risk.

C:

Operational resilience requires evaluation of common-mode dependencies. This would be relevant to a different issue such as: Two data centers have separate buildings but share one telecom carrier and underground duct. In the present case, the most directly relevant principle is: Critical end-user computing requires integrity, access and change controls proportionate to risk. The governing distinction is: Critical end-user computing requires integrity, access and change controls proportionate to risk.

Question 781

An IS auditor evaluates this situation: A routine database update causes outages because no dependency assessment included reporting services. Which audit principle MOST directly applies to this situation?

  1. Infrastructure component changes require compatibility and interface impact assessment.
  2. Asset lifecycle management must control custody and data disposition at retirement.
  3. Change control should assess end-to-end service dependencies and rollback feasibility.
  4. Configuration accuracy is necessary for impact analysis and controlled service changes.

Explanation

Correct Answer

C:

Change control should assess end-to-end service dependencies and rollback feasibility. The corresponding audit procedure is: Inspect dependency maps, test coverage, change approvals and outage history.

Incorrect Answers

A:

Infrastructure component changes require compatibility and interface impact assessment. This would be relevant to a different issue such as: A network router is upgraded without identifying the legacy protocol needed by an older warehouse controller. In the present case, the most directly relevant principle is: Change control should assess end-to-end service dependencies and rollback feasibility. The governing distinction is: Change control should assess end-to-end service dependencies and rollback feasibility.

B:

Asset lifecycle management must control custody and data disposition at retirement. This would be relevant to a different issue such as: A retail chain replaces laptops but leaves decommissioned drives untracked with a disposal contractor. In the present case, the most directly relevant principle is: Change control should assess end-to-end service dependencies and rollback feasibility. The governing distinction is: Change control should assess end-to-end service dependencies and rollback feasibility.

D:

Configuration accuracy is necessary for impact analysis and controlled service changes. 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 principle is: Change control should assess end-to-end service dependencies and rollback feasibility. The governing distinction is: Change control should assess end-to-end service dependencies and rollback feasibility.

Question 782

Before reaching an audit conclusion, consider: A report calls a firewall exception critical but provides no business impact, cause or responsible owner. Which evidence should the auditor review FIRST to evaluate this risk?

  1. Compare approved charter, new testing requests, risk justification and effort forecast.
  2. Compare transaction value, exposure, change velocity, recent incidents and prior assurance coverage.
  3. Review the policy exception, applicable requirement, exposure evidence and management response.
  4. Analyze risk ratings, affected processes, residual exposure and stakeholder decisions needed.

Explanation

Correct Answer

C:

Review the policy exception, applicable requirement, exposure evidence and management response. The governing principle is: Actionable audit findings link condition, criteria, cause, effect and corrective ownership.

Incorrect Answers

A:

Compare approved charter, new testing requests, risk justification and effort forecast. This would be relevant to a different issue such as: Fieldwork expands to a new subsidiary without updating the approved engagement scope or communicating budget impact. In the present case, the most directly relevant audit step is: Review the policy exception, applicable requirement, exposure evidence and management response. The governing distinction is: Actionable audit findings link condition, criteria, cause, effect and corrective ownership.

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: Review the policy exception, applicable requirement, exposure evidence and management response. The governing distinction is: Actionable audit findings link condition, criteria, cause, effect and corrective ownership.

D:

Analyze risk ratings, affected processes, residual exposure and stakeholder decisions needed. This would be relevant to a different issue such as: A board report includes hundreds of raw test details but fails to distinguish enterprise-critical findings. In the present case, the most directly relevant audit step is: Review the policy exception, applicable requirement, exposure evidence and management response. The governing distinction is: Actionable audit findings link condition, criteria, cause, effect and corrective ownership.

Question 783

Before reaching an audit conclusion, consider: A revoked supplier certificate remains trusted by an application because revocation checks are disabled. Which evidence should the auditor review FIRST to evaluate this risk?

  1. Compare renewed certificate inventory, deployed endpoints, validity dates and chain health.
  2. Compare simulation outcomes, repeat behavior, reporting rates and learner groups.
  3. Inspect trust-store settings, CRL/OCSP reachability, cache behavior and certificate status.
  4. Inspect bucket ACLs, public access settings, deployment templates and audit events.

Explanation

Correct Answer

C:

Inspect trust-store settings, CRL/OCSP reachability, cache behavior and certificate status. The governing principle is: Certificate trust decisions should account for revocation and current validity requirements.

Incorrect Answers

A:

Compare renewed certificate inventory, deployed endpoints, validity dates and chain health. This would be relevant to a different issue such as: An internal portal outage follows certificate expiration despite an automated renewal job that reported success. In the present case, the most directly relevant audit step is: Inspect trust-store settings, CRL/OCSP reachability, cache behavior and certificate status. The governing distinction is: Certificate trust decisions should account for revocation and current validity requirements.

B:

Compare simulation outcomes, repeat behavior, reporting rates and learner groups. This would be relevant to a different issue such as: Annual phishing training records show high completion but employees repeatedly submit credentials to simulated malicious sites. In the present case, the most directly relevant audit step is: Inspect trust-store settings, CRL/OCSP reachability, cache behavior and certificate status. The governing distinction is: Certificate trust decisions should account for revocation and current validity requirements.

D:

Inspect bucket ACLs, public access settings, deployment templates and audit events. This would be relevant to a different issue such as: A cloud storage bucket used for personnel data becomes publicly readable after a template change. In the present case, the most directly relevant audit step is: Inspect trust-store settings, CRL/OCSP reachability, cache behavior and certificate status. The governing distinction is: Certificate trust decisions should account for revocation and current validity requirements.

Question 784

An IS auditor evaluates this situation: A DBA changes production schema directly, causing an analytics extract to return wrong totals. Which audit principle MOST directly applies to this situation?

  1. Database changes require controlled migration, versioning and dependent-query testing.
  2. Database operations require monitored storage, retention and recovery capacity.
  3. Service-level oversight requires end-to-end responsibility and dispute or escalation paths.
  4. Availability analysis must include upstream shared dependencies, not just redundant hosts.

Explanation

Correct Answer

A:

Database changes require controlled migration, versioning and dependent-query testing. The corresponding audit procedure is: Compare schema revisions, approvals, query plans and affected reconciliation reports.

Incorrect Answers

B:

Database operations require monitored storage, retention and recovery capacity. This would be relevant to a different issue such as: Database transaction logs fill the only disk volume and cause a payment service outage. In the present case, the most directly relevant principle is: Database changes require controlled migration, versioning and dependent-query testing. The governing distinction is: Database changes require controlled migration, versioning and dependent-query testing.

C:

Service-level oversight requires end-to-end responsibility and dispute or escalation paths. This would be relevant to a different issue such as: An internal support agreement omits escalation responsibilities for incidents spanning two suppliers. In the present case, the most directly relevant principle is: Database changes require controlled migration, versioning and dependent-query testing. The governing distinction is: Database changes require controlled migration, versioning and dependent-query testing.

D:

Availability analysis must include upstream shared dependencies, not just redundant hosts. This would be relevant to a different issue such as: A redundant web cluster shares one DNS resolver and becomes inaccessible when that resolver fails. In the present case, the most directly relevant principle is: Database changes require controlled migration, versioning and dependent-query testing. The governing distinction is: Database changes require controlled migration, versioning and dependent-query testing.

Question 785

Management reports that this issue has been corrected: A hospital chooses a cloud imaging service without confirming network reliability or clinical response needs. Which result would provide the STRONGEST assurance that the issue is corrected?

  1. Representative imaging workflow meets agreed performance and data-handling requirements.
  2. The project closure record includes validated benefits, outstanding risks and lessons implemented.
  3. Pilot data flows reconcile successfully against real-world mapping and exception requirements.
  4. Design tests reject unauthorized refunds and reconcile approved changes in records.

Explanation

Correct Answer

A:

Representative imaging workflow meets agreed performance and data-handling requirements. It addresses business case and feasibility analysis. Underlying audit concern: Feasibility studies should test technical, operational and compliance constraints before selection.

Incorrect Answers

B:

The project closure record includes validated benefits, outstanding risks and lessons implemented. This would be relevant to a different issue such as: A completed software project is archived without documenting incidents and change causes from the first operating month. In the present case, the most directly relevant verification is: Representative imaging workflow meets agreed performance and data-handling requirements. The governing distinction is: Feasibility studies should test technical, operational and compliance constraints before selection.

C:

Pilot data flows reconcile successfully against real-world mapping and exception requirements. This would be relevant to a different issue such as: A vendor's product demonstration uses sanitized sample data while the production workload needs complex legacy mappings. In the present case, the most directly relevant verification is: Representative imaging workflow meets agreed performance and data-handling requirements. The governing distinction is: Feasibility studies should test technical, operational and compliance constraints before selection.

D:

Design tests reject unauthorized refunds and reconcile approved changes in records. This would be relevant to a different issue such as: A new web checkout design addresses user experience but fails to define controls for unauthorized refund changes. In the present case, the most directly relevant verification is: Representative imaging workflow meets agreed performance and data-handling requirements. The governing distinction is: Feasibility studies should test technical, operational and compliance constraints before selection.

Question 786

Before reaching an audit conclusion, consider: A business unit requests that internal audit review only controls selected by its system owner. Which evidence should the auditor review FIRST to evaluate this risk?

  1. Examine threat scenarios, regulatory exposure, process dependencies and proposed exclusions.
  2. Review time-stamped configuration history, effective encryption status and relevant system logs.
  3. Collect business criticality, interface volume, control maturity, change history and incident reporting quality.
  4. Check event forwarding, immutable storage controls, access logs and clock accuracy.

Explanation

Correct Answer

A:

Examine threat scenarios, regulatory exposure, process dependencies and proposed exclusions. The governing principle is: Audit scope must be based on independent assessment of relevant risk rather than auditee preference.

Incorrect Answers

B:

Review time-stamped configuration history, effective encryption status and relevant system logs. This would be relevant to a different issue such as: Auditors receive conflicting statements from administrators about whether an encryption setting was enabled during the test period. In the present case, the most directly relevant audit step is: Examine threat scenarios, regulatory exposure, process dependencies and proposed exclusions. The governing distinction is: Audit scope must be based on independent assessment of relevant risk rather than auditee preference.

C:

Collect business criticality, interface volume, control maturity, change history and incident reporting quality. This would be relevant to a different issue such as: An auditor cannot decide whether to review a high-impact legacy billing interface because no recent incidents are recorded. In the present case, the most directly relevant audit step is: Examine threat scenarios, regulatory exposure, process dependencies and proposed exclusions. The governing distinction is: Audit scope must be based on independent assessment of relevant risk rather than auditee preference.

D:

Check event forwarding, immutable storage controls, access logs and clock accuracy. This would be relevant to a different issue such as: A vendor's audit log is editable by the same administrator whose changes are under investigation. In the present case, the most directly relevant audit step is: Examine threat scenarios, regulatory exposure, process dependencies and proposed exclusions. The governing distinction is: Audit scope must be based on independent assessment of relevant risk rather than auditee preference.

Question 787

An IS auditor evaluates this situation: A cloud storage bucket used for personnel data becomes publicly readable after a template change. Which audit principle MOST directly applies to this situation?

  1. Certificate trust decisions should account for revocation and current validity requirements.
  2. Framework implementation should address local constraints without unreviewed security gaps.
  3. Provider assurances do not automatically cover customer-operated security responsibilities.
  4. Cloud shared responsibility includes customer configuration and continuous misconfiguration detection.

Explanation

Correct Answer

D:

Cloud shared responsibility includes customer configuration and continuous misconfiguration detection. The corresponding audit procedure is: Inspect bucket ACLs, public access settings, deployment templates and audit events.

Incorrect Answers

A:

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: Cloud shared responsibility includes customer configuration and continuous misconfiguration detection. The governing distinction is: Cloud shared responsibility includes customer configuration and continuous misconfiguration detection.

B:

Framework implementation should address local constraints without unreviewed security gaps. This would be relevant to a different issue such as: A regional business copies a global security baseline but has no documented exceptions for local privacy restrictions. In the present case, the most directly relevant principle is: Cloud shared responsibility includes customer configuration and continuous misconfiguration detection. The governing distinction is: Cloud shared responsibility includes customer configuration and continuous misconfiguration detection.

C:

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: Cloud shared responsibility includes customer configuration and continuous misconfiguration detection. The governing distinction is: Cloud shared responsibility includes customer configuration and continuous misconfiguration detection.

Question 788

An IS auditor is preparing recommendations after reviewing this situation: A virtualization administrator can snapshot and download regulated production virtual machines without oversight. Which recommendation would BEST address the identified weakness?

  1. Recommend minimal export entitlements and monitoring or blocking of unauthorized bulk transfers.
  2. Recommend scoped privileged access and auditable controls on VM export and snapshots.
  3. Recommend approved signed-image pipelines and enforced workload admission policy.
  4. Recommend monitored and secured emergency access consistent with life-safety requirements.

Explanation

Correct Answer

B:

Recommend scoped privileged access and auditable controls on VM export and snapshots. The relevant control principle is: Hypervisor privileges can expose entire workloads and require strict governance. A meaningful follow-up should establish: Unauthorized snapshot downloads are blocked and authorized operations are logged.

Incorrect Answers

A:

Recommend minimal export entitlements and monitoring or blocking of unauthorized bulk transfers. This would be relevant to a different issue such as: A customer service portal allows employees to export unrestricted copies of all customer identity documents. In the present case, the most directly relevant recommendation is: Recommend scoped privileged access and auditable controls on VM export and snapshots. The governing distinction is: Hypervisor privileges can expose entire workloads and require strict governance.

C:

Recommend approved signed-image pipelines and enforced workload admission policy. This would be relevant to a different issue such as: A container orchestration platform admits unverified public images into a payment workload namespace. In the present case, the most directly relevant recommendation is: Recommend scoped privileged access and auditable controls on VM export and snapshots. The governing distinction is: Hypervisor privileges can expose entire workloads and require strict governance.

D:

Recommend monitored and secured emergency access consistent with life-safety requirements. This would be relevant to a different issue such as: A server room uses badge access but an unattended emergency door allows unrecorded entry. In the present case, the most directly relevant recommendation is: Recommend scoped privileged access and auditable controls on VM export and snapshots. The governing distinction is: Hypervisor privileges can expose entire workloads and require strict governance.

Question 789

Management reports that this issue has been corrected: Operations declares an incident resolved because a server restarted, although business transactions remain stuck. Which result would provide the STRONGEST assurance that the issue is corrected?

  1. Trained staff complete representative customer calls from the alternate site.
  2. Loss of one cooling component does not violate approved service continuity requirements.
  3. A sample transaction completes correctly and accountable users confirm recovery.
  4. A simulated severe incident reaches designated decision-makers within defined thresholds.

Explanation

Correct Answer

C:

A sample transaction completes correctly and accountable users confirm recovery. It addresses problem and incident management. Underlying audit concern: Incident closure should confirm restoration of the affected business service, not just infrastructure state.

Incorrect Answers

A:

Trained staff complete representative customer calls from the alternate site. 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 verification is: A sample transaction completes correctly and accountable users confirm recovery. The governing distinction is: Incident closure should confirm restoration of the affected business service, not just infrastructure state.

B:

Loss of one cooling component does not violate approved service continuity requirements. 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 verification is: A sample transaction completes correctly and accountable users confirm recovery. The governing distinction is: Incident closure should confirm restoration of the affected business service, not just infrastructure state.

D:

A simulated severe incident reaches designated decision-makers within defined thresholds. This would be relevant to a different issue such as: A major cyber outage is escalated only after normal helpdesk response times expire. In the present case, the most directly relevant verification is: A sample transaction completes correctly and accountable users confirm recovery. The governing distinction is: Incident closure should confirm restoration of the affected business service, not just infrastructure state.

Question 790

Before reaching an audit conclusion, consider: An attacker encrypts production files and online backups because both use the same compromised admin identity. Which evidence should the auditor review FIRST to evaluate this risk?

  1. Map DNS architecture, cache behavior, alternate paths and outage records.
  2. Review network routes, partner links, certificates and recovery site failover plans.
  3. Inspect backup privilege boundaries, deletion rights and ransomware recovery design.
  4. Review backup method, transaction logs, quiescing support and restore checks.

Explanation

Correct Answer

C:

Inspect backup privilege boundaries, deletion rights and ransomware recovery design. The governing principle is: Backup resilience needs separation and protected immutable or offline recovery copies.

Incorrect Answers

A:

Map DNS architecture, cache behavior, alternate paths and outage records. This would be relevant to a different issue such as: A redundant web cluster shares one DNS resolver and becomes inaccessible when that resolver fails. In the present case, the most directly relevant audit step is: Inspect backup privilege boundaries, deletion rights and ransomware recovery design. The governing distinction is: Backup resilience needs separation and protected immutable or offline recovery copies.

B:

Review network routes, partner links, certificates and recovery site failover plans. This would be relevant to a different issue such as: A recovery site has servers but no validated link to the payment network after a facility loss. In the present case, the most directly relevant audit step is: Inspect backup privilege boundaries, deletion rights and ransomware recovery design. The governing distinction is: Backup resilience needs separation and protected immutable or offline recovery copies.

D:

Review backup method, transaction logs, quiescing support and restore checks. This would be relevant to a different issue such as: A company copies database files nightly while transactions remain active, producing inconsistent backups. In the present case, the most directly relevant audit step is: Inspect backup privilege boundaries, deletion rights and ransomware recovery design. The governing distinction is: Backup resilience needs separation and protected immutable or offline recovery copies.

Certified Information Systems Auditor (CISA) Practice Tests