Question 100
Workload context: A financial app demands interactive sign-in requiring phishing-resistant credentials for privileged administrators regardless of user location. The implemented remedy is: Apply a correctly targeted Microsoft Entra Conditional Access policy requiring an appropriate phishing-resistant authentication strength with tested exclusions. Which ongoing practice most specifically prevents recurrence of this failure: A privileged user can sign in with an ordinary SMS factor despite the requirement.?
- Maintain emergency access exclusion controls and re-evaluate strength policy after authentication method changes.
- Review role scopes and eligible assignments whenever the business unit's membership changes.
- Require guest access reviews and expiration/removal when the contractual engagement ends.
- Monitor connector health, published app preauthentication and Conditional Access exclusions.
Explanation
Correct Answer
A:The preventive control is: Maintain emergency access exclusion controls and re-evaluate strength policy after authentication method changes. It targets the earlier cause: An MFA requirement was configured without mandating phishing-resistant authentication methods. Confirm ongoing effectiveness by: Use report-only or What If evaluation and protected test accounts to verify required strength gates administrator access.
Incorrect Answers
B:This is a reasonable safeguard for a different fault: The operator can reset credentials for users outside the assigned business unit. That different mechanism is: Directory role assignment has broader scope than the intended administrative unit. The original incident here instead arises from: An MFA requirement was configured without mandating phishing-resistant authentication methods. The directly relevant safeguard is: Maintain emergency access exclusion controls and re-evaluate strength policy after authentication method changes.
C:The proposed control focuses on: External collaboration was treated as a permanent internal employee account rather than a governed guest identity. For the design in the question, recurrence comes from: An MFA requirement was configured without mandating phishing-resistant authentication methods. A precise prevention step is: Maintain emergency access exclusion controls and re-evaluate strength policy after authentication method changes.
D:That safeguard manages another risk: The application was published by direct inbound exposure instead of Entra-aware proxy preauthentication. Its scenario is: Remote users access a legacy web app directly without expected Conditional Access controls. The present recurring risk is: An MFA requirement was configured without mandating phishing-resistant authentication methods. The proper ongoing control is: Maintain emergency access exclusion controls and re-evaluate strength policy after authentication method changes.
Question 101
A solution architect is reviewing a workload: A legacy VPN service uses on-premises Active Directory groups but cloud apps require the same identities without separate passwords. The observed incident is: A new on-premises employee cannot authenticate to Microsoft 365 because no cloud identity exists. Which architecture choice most directly removes the identified weakness?
- Design supported identity-based SMB authentication for Azure Files with correct directory integration and share-level authorization.
- Design a supported Entra hybrid identity synchronization/sign-in architecture with healthy synchronization and appropriate password hash or federation choices.
- Publish the supported web app using Microsoft Entra Application Proxy and a healthy outbound connector group, with Entra preauthentication.
- Configure supported AKS workload identity federation with a Kubernetes service account and a federated managed identity.
Explanation
Correct Answer
B:The targeted implementation is: Design a supported Entra hybrid identity synchronization/sign-in architecture with healthy synchronization and appropriate password hash or federation choices. The problem is not generic resource availability: The hybrid identity provisioning path between AD and Entra is missing or not healthy. Verify the result by: Create a test on-premises user and verify account attributes and selected sign-in method in Entra.
Incorrect Answers
A:This choice mitigates an alternative scenario, where: Users are prompted for storage keys and cannot use their directory credentials to mount SMB shares. The underlying issue there is: Identity-based SMB authentication and share-level permissions were not configured. Here the root issue is: The hybrid identity provisioning path between AD and Entra is missing or not healthy. Choose the corresponding action: Design a supported Entra hybrid identity synchronization/sign-in architecture with healthy synchronization and appropriate password hash or federation choices.
C:That design instead addresses another observed condition: Remote users access a legacy web app directly without expected Conditional Access controls. Its technical cause is: The application was published by direct inbound exposure instead of Entra-aware proxy preauthentication. The current workload exhibits: A new on-premises employee cannot authenticate to Microsoft 365 because no cloud identity exists. Its targeted remedy is: Design a supported Entra hybrid identity synchronization/sign-in architecture with healthy synchronization and appropriate password hash or federation choices.
D:This choice mitigates an alternative scenario, where: Pods fail when an obsolete secret in Kubernetes is removed. The underlying issue there is: The workload is coupled to static credentials instead of the expected workload identity token trust. Here the root issue is: The hybrid identity provisioning path between AD and Entra is missing or not healthy. Choose the corresponding action: Design a supported Entra hybrid identity synchronization/sign-in architecture with healthy synchronization and appropriate password hash or federation choices.
Question 102
An architect proposes this change: Design a supported Entra hybrid identity synchronization/sign-in architecture with healthy synchronization and appropriate password hash or federation choices. The workload context is: A legacy VPN service uses on-premises Active Directory groups but cloud apps require the same identities without separate passwords. Which evidence would most directly validate the change?
- Test an external login against Entra and verify the connector reaches the internal URL without an inbound internet firewall rule.
- Mount the share as an authorized user and verify unauthorized group membership cannot access the share.
- Create a test on-premises user and verify account attributes and selected sign-in method in Entra.
- Run a pod with the approved service-account binding and verify token-based SQL access, denying unbound pods.
Explanation
Correct Answer
C:This observation directly verifies the intended design: Create a test on-premises user and verify account attributes and selected sign-in method in Entra. The architecture being tested is: Design a supported Entra hybrid identity synchronization/sign-in architecture with healthy synchronization and appropriate password hash or federation choices. The original symptom was: A new on-premises employee cannot authenticate to Microsoft 365 because no cloud identity exists.
Incorrect Answers
A:That observation pertains to a separate failure: Remote users access a legacy web app directly without expected Conditional Access controls. Its cause is: The application was published by direct inbound exposure instead of Entra-aware proxy preauthentication. It does not confirm the result of this design. The direct proof would be: Create a test on-premises user and verify account attributes and selected sign-in method in Entra.
B:The alternative test targets: Design supported identity-based SMB authentication for Azure Files with correct directory integration and share-level authorization. The scenario's actual proposed remedy is: Design a supported Entra hybrid identity synchronization/sign-in architecture with healthy synchronization and appropriate password hash or federation choices. Verify that one by: Create a test on-premises user and verify account attributes and selected sign-in method in Entra.
D:That observation pertains to a separate failure: Pods fail when an obsolete secret in Kubernetes is removed. Its cause is: The workload is coupled to static credentials instead of the expected workload identity token trust. It does not confirm the result of this design. The direct proof would be: Create a test on-premises user and verify account attributes and selected sign-in method in Entra.
Question 103
During architecture troubleshooting, a team reports: A new on-premises employee cannot authenticate to Microsoft 365 because no cloud identity exists. Context: A legacy VPN service uses on-premises Active Directory groups but cloud apps require the same identities without separate passwords. Which underlying design mistake explains the observed behavior most precisely?
- The application was published by direct inbound exposure instead of Entra-aware proxy preauthentication.
- Identity-based SMB authentication and share-level permissions were not configured.
- The hybrid identity provisioning path between AD and Entra is missing or not healthy.
- The workload is coupled to static credentials instead of the expected workload identity token trust.
Explanation
Correct Answer
C:The incident is explained by: The hybrid identity provisioning path between AD and Entra is missing or not healthy. The reported symptom is: A new on-premises employee cannot authenticate to Microsoft 365 because no cloud identity exists. The corresponding design fix is: Design a supported Entra hybrid identity synchronization/sign-in architecture with healthy synchronization and appropriate password hash or federation choices.
Incorrect Answers
A:The proposed diagnosis fits another scenario: The application was published by direct inbound exposure instead of Entra-aware proxy preauthentication. It would typically be reflected by: Remote users access a legacy web app directly without expected Conditional Access controls. The current evidence instead supports: The hybrid identity provisioning path between AD and Entra is missing or not healthy.
B:The alternative weakness is: Identity-based SMB authentication and share-level permissions were not configured. Its associated failure is: Users are prompted for storage keys and cannot use their directory credentials to mount SMB shares. Neither explains the present observation: A new on-premises employee cannot authenticate to Microsoft 365 because no cloud identity exists. The direct cause here is: The hybrid identity provisioning path between AD and Entra is missing or not healthy.
D:The proposed diagnosis fits another scenario: The workload is coupled to static credentials instead of the expected workload identity token trust. It would typically be reflected by: Pods fail when an obsolete secret in Kubernetes is removed. The current evidence instead supports: The hybrid identity provisioning path between AD and Entra is missing or not healthy.
Question 104
The design change is: Design a supported Entra hybrid identity synchronization/sign-in architecture with healthy synchronization and appropriate password hash or federation choices. The original failure was: A new on-premises employee cannot authenticate to Microsoft 365 because no cloud identity exists. Which ongoing control best prevents recurrence of the same root cause?
- Monitor connector health, published app preauthentication and Conditional Access exclusions.
- Monitor sync health and privileged account filtering during directory topology changes.
- Audit identity synchronization and share-level role changes for file collaboration.
- Review service-account annotations, federated subjects and least-privilege database permissions.
Explanation
Correct Answer
B:The key follow-up control is: Monitor sync health and privileged account filtering during directory topology changes. It avoids recurrence of the scenario in which: A new on-premises employee cannot authenticate to Microsoft 365 because no cloud identity exists. It addresses: The hybrid identity provisioning path between AD and Entra is missing or not healthy.
Incorrect Answers
A:This is a reasonable safeguard for a different fault: Remote users access a legacy web app directly without expected Conditional Access controls. That different mechanism is: The application was published by direct inbound exposure instead of Entra-aware proxy preauthentication. The original incident here instead arises from: The hybrid identity provisioning path between AD and Entra is missing or not healthy. The directly relevant safeguard is: Monitor sync health and privileged account filtering during directory topology changes.
C:That safeguard manages another risk: Identity-based SMB authentication and share-level permissions were not configured. Its scenario is: Users are prompted for storage keys and cannot use their directory credentials to mount SMB shares. The present recurring risk is: The hybrid identity provisioning path between AD and Entra is missing or not healthy. The proper ongoing control is: Monitor sync health and privileged account filtering during directory topology changes.
D:This is a reasonable safeguard for a different fault: Pods fail when an obsolete secret in Kubernetes is removed. That different mechanism is: The workload is coupled to static credentials instead of the expected workload identity token trust. The original incident here instead arises from: The hybrid identity provisioning path between AD and Entra is missing or not healthy. The directly relevant safeguard is: Monitor sync health and privileged account filtering during directory topology changes.
Question 105
A design workshop has this requirement: A vendor must access a single enterprise app for one quarter without a company-managed user account. Operators currently observe: The vendor needs unrestricted tenant accounts to reach one internal app. Select the ONE design remedy that best addresses the root cause.
- Generate a Microsoft Entra-authorized user delegation SAS with minimal resource, permission and expiry scope.
- Configure Entra cross-tenant access settings and B2B collaboration allowlists for approved partner tenants and target apps.
- Enable assignment required on the enterprise application and assign only authorized users or groups to permitted app roles.
- Use Microsoft Entra B2B collaboration with an approved guest invitation and application-level assignment or access package.
Explanation
Correct Answer
D:The targeted implementation is: Use Microsoft Entra B2B collaboration with an approved guest invitation and application-level assignment or access package. The problem is not generic resource availability: External collaboration was treated as a permanent internal employee account rather than a governed guest identity. Verify the result by: Invite the vendor and verify access only to the approved app under the tenant's external collaboration policies.
Incorrect Answers
A:The option belongs to a different failure mechanism: The access design relies on shared keys rather than limited user-delegated authorizations. That situation exhibits: Long-lived account-key SAS links remain active long after a vendor engagement ends. For the stated case, the remedy is: Use Microsoft Entra B2B collaboration with an approved guest invitation and application-level assignment or access package.
B:That design instead addresses another observed condition: Identities from unknown partner tenants gain access merely by accepting an invitation. Its technical cause is: Inbound cross-tenant collaboration settings are too broad for the specified partner boundary. The current workload exhibits: The vendor needs unrestricted tenant accounts to reach one internal app. Its targeted remedy is: Use Microsoft Entra B2B collaboration with an approved guest invitation and application-level assignment or access package.
C:This choice mitigates an alternative scenario, where: A nonmember signs in to the app despite having no explicit enterprise-app assignment. The underlying issue there is: The app allows unsolicited user sign-in when assignment gating is not enforced. Here the root issue is: External collaboration was treated as a permanent internal employee account rather than a governed guest identity. Choose the corresponding action: Use Microsoft Entra B2B collaboration with an approved guest invitation and application-level assignment or access package.
Question 106
The planned architecture is: Use Microsoft Entra B2B collaboration with an approved guest invitation and application-level assignment or access package. Workload context: A vendor must access a single enterprise app for one quarter without a company-managed user account. Which acceptance test demonstrates that the required behavior works?
- Test sign-in as an unassigned user and as an assigned group member to confirm the boundary.
- Invite the vendor and verify access only to the approved app under the tenant's external collaboration policies.
- Test an approved partner tenant and a nonapproved tenant against the same application policy.
- Upload using the delegation SAS, confirm expiry is enforced and a different container is denied.
Explanation
Correct Answer
B:This observation directly verifies the intended design: Invite the vendor and verify access only to the approved app under the tenant's external collaboration policies. The architecture being tested is: Use Microsoft Entra B2B collaboration with an approved guest invitation and application-level assignment or access package. The original symptom was: The vendor needs unrestricted tenant accounts to reach one internal app.
Incorrect Answers
A:The alternative test targets: Enable assignment required on the enterprise application and assign only authorized users or groups to permitted app roles. The scenario's actual proposed remedy is: Use Microsoft Entra B2B collaboration with an approved guest invitation and application-level assignment or access package. Verify that one by: Invite the vendor and verify access only to the approved app under the tenant's external collaboration policies.
C:That observation pertains to a separate failure: Identities from unknown partner tenants gain access merely by accepting an invitation. Its cause is: Inbound cross-tenant collaboration settings are too broad for the specified partner boundary. It does not confirm the result of this design. The direct proof would be: Invite the vendor and verify access only to the approved app under the tenant's external collaboration policies.
D:The alternative test targets: Generate a Microsoft Entra-authorized user delegation SAS with minimal resource, permission and expiry scope. The scenario's actual proposed remedy is: Use Microsoft Entra B2B collaboration with an approved guest invitation and application-level assignment or access package. Verify that one by: Invite the vendor and verify access only to the approved app under the tenant's external collaboration policies.
Question 107
The customer states: A vendor must access a single enterprise app for one quarter without a company-managed user account. An incident reveals: The vendor needs unrestricted tenant accounts to reach one internal app. What cause best accounts for this evidence?
- External collaboration was treated as a permanent internal employee account rather than a governed guest identity.
- Inbound cross-tenant collaboration settings are too broad for the specified partner boundary.
- The access design relies on shared keys rather than limited user-delegated authorizations.
- The app allows unsolicited user sign-in when assignment gating is not enforced.
Explanation
Correct Answer
A:The recorded behavior follows from: External collaboration was treated as a permanent internal employee account rather than a governed guest identity. The appropriate mitigation would be: Use Microsoft Entra B2B collaboration with an approved guest invitation and application-level assignment or access package. Verify with: Invite the vendor and verify access only to the approved app under the tenant's external collaboration policies.
Incorrect Answers
B:This cause would explain a different symptom: Identities from unknown partner tenants gain access merely by accepting an invitation. The mechanism for that event is: Inbound cross-tenant collaboration settings are too broad for the specified partner boundary. Here the stated symptom is: The vendor needs unrestricted tenant accounts to reach one internal app. Its cause is: External collaboration was treated as a permanent internal employee account rather than a governed guest identity.
C:The proposed diagnosis fits another scenario: The access design relies on shared keys rather than limited user-delegated authorizations. It would typically be reflected by: Long-lived account-key SAS links remain active long after a vendor engagement ends. The current evidence instead supports: External collaboration was treated as a permanent internal employee account rather than a governed guest identity.
D:The alternative weakness is: The app allows unsolicited user sign-in when assignment gating is not enforced. Its associated failure is: A nonmember signs in to the app despite having no explicit enterprise-app assignment. Neither explains the present observation: The vendor needs unrestricted tenant accounts to reach one internal app. The direct cause here is: External collaboration was treated as a permanent internal employee account rather than a governed guest identity.
Question 108
Workload context: A vendor must access a single enterprise app for one quarter without a company-managed user account. The implemented remedy is: Use Microsoft Entra B2B collaboration with an approved guest invitation and application-level assignment or access package. Which ongoing practice most specifically prevents recurrence of this failure: The vendor needs unrestricted tenant accounts to reach one internal app.?
- Audit group membership and application role mappings after business unit reorganizations.
- Review SAS issuance, expiry and key-access restrictions for external clients.
- Require guest access reviews and expiration/removal when the contractual engagement ends.
- Review tenant allowlists, inbound trust and app restrictions when partner contracts change.
Explanation
Correct Answer
C:This is an ongoing protection specific to the fault: Require guest access reviews and expiration/removal when the contractual engagement ends. The recurrence risk is: External collaboration was treated as a permanent internal employee account rather than a governed guest identity. It should be checked using: Invite the vendor and verify access only to the approved app under the tenant's external collaboration policies.
Incorrect Answers
A:The proposed control focuses on: The app allows unsolicited user sign-in when assignment gating is not enforced. For the design in the question, recurrence comes from: External collaboration was treated as a permanent internal employee account rather than a governed guest identity. A precise prevention step is: Require guest access reviews and expiration/removal when the contractual engagement ends.
B:That safeguard manages another risk: The access design relies on shared keys rather than limited user-delegated authorizations. Its scenario is: Long-lived account-key SAS links remain active long after a vendor engagement ends. The present recurring risk is: External collaboration was treated as a permanent internal employee account rather than a governed guest identity. The proper ongoing control is: Require guest access reviews and expiration/removal when the contractual engagement ends.
D:The proposed control focuses on: Inbound cross-tenant collaboration settings are too broad for the specified partner boundary. For the design in the question, recurrence comes from: External collaboration was treated as a permanent internal employee account rather than a governed guest identity. A precise prevention step is: Require guest access reviews and expiration/removal when the contractual engagement ends.
Question 109
A solution architect is reviewing a workload: A finance application requires per-project authorization across four subscriptions without broad resource management permission. The observed incident is: An operator can delete unrelated production resources after being given subscription Owner. Which architecture choice most directly removes the identified weakness?
- Grant the service principal the appropriate Key Vault RBAC data-plane role at the vault scope and use approved network controls.
- Use Microsoft Entra Privileged Identity Management for eligible Azure resource-role assignments with controlled activation.
- Use Azure RBAC for AKS where supported and assign appropriate Kubernetes data-plane roles distinct from ARM Reader.
- Assign a specific built-in or justified custom Azure RBAC role at the narrowest management scope granting needed resource actions.
Explanation
Correct Answer
D:This option addresses the actual design defect: The RBAC role and scope exceed the intended project's administrative responsibilities. The correction is: Assign a specific built-in or justified custom Azure RBAC role at the narrowest management scope granting needed resource actions. Confirm the outcome with: Sign in as the project operator and test the specific permitted action and a prohibited resource operation.
Incorrect Answers
A:That design instead addresses another observed condition: The app is resource-group Contributor but receives a 403 when trying to set a secret. Its technical cause is: Control-plane management permissions do not automatically confer Key Vault data-plane secret rights. The current workload exhibits: An operator can delete unrelated production resources after being given subscription Owner. Its targeted remedy is: Assign a specific built-in or justified custom Azure RBAC role at the narrowest management scope granting needed resource actions.
B:This choice mitigates an alternative scenario, where: The developer retains permanent active Owner after the incident window. The underlying issue there is: A standing Azure resource role was assigned instead of time-bounded eligible elevation. Here the root issue is: The RBAC role and scope exceed the intended project's administrative responsibilities. Choose the corresponding action: Assign a specific built-in or justified custom Azure RBAC role at the narrowest management scope granting needed resource actions.
C:The option belongs to a different failure mechanism: Management-plane Azure roles and Kubernetes API authorization were conflated. That situation exhibits: A subscription Reader can unexpectedly edit cluster namespaces, or an intended AKS admin cannot. For the stated case, the remedy is: Assign a specific built-in or justified custom Azure RBAC role at the narrowest management scope granting needed resource actions.
Question 110
An architect proposes this change: Assign a specific built-in or justified custom Azure RBAC role at the narrowest management scope granting needed resource actions. The workload context is: A finance application requires per-project authorization across four subscriptions without broad resource management permission. Which evidence would most directly validate the change?
- Test cluster API namespace permissions with a token and verify ARM Reader alone cannot create Kubernetes deployments.
- Obtain an application token and test writing a permitted secret while confirming an unrelated vault is denied.
- Sign in as the project operator and test the specific permitted action and a prohibited resource operation.
- Activate the eligible role for a test window and confirm the elevation expires and audit evidence exists.
Explanation
Correct Answer
C:The decisive evidence is: Sign in as the project operator and test the specific permitted action and a prohibited resource operation. This measures the mechanism of the planned change, not an unrelated Azure service: Assign a specific built-in or justified custom Azure RBAC role at the narrowest management scope granting needed resource actions.
Incorrect Answers
A:This check validates a different workload: Test cluster API namespace permissions with a token and verify ARM Reader alone cannot create Kubernetes deployments. Its associated design is: Use Azure RBAC for AKS where supported and assign appropriate Kubernetes data-plane roles distinct from ARM Reader. The required acceptance test here is: Sign in as the project operator and test the specific permitted action and a prohibited resource operation.
B:That observation pertains to a separate failure: The app is resource-group Contributor but receives a 403 when trying to set a secret. Its cause is: Control-plane management permissions do not automatically confer Key Vault data-plane secret rights. It does not confirm the result of this design. The direct proof would be: Sign in as the project operator and test the specific permitted action and a prohibited resource operation.
D:This check validates a different workload: Activate the eligible role for a test window and confirm the elevation expires and audit evidence exists. Its associated design is: Use Microsoft Entra Privileged Identity Management for eligible Azure resource-role assignments with controlled activation. The required acceptance test here is: Sign in as the project operator and test the specific permitted action and a prohibited resource operation.
Designing Microsoft Azure Infrastructure Solutions (AZ-305) Practice Tests