This scenario involves Admin Consent Requests in Azure AD. When users try to use apps that require admin consent , requests are sent to designated reviewers who can approve or deny them.
* Admin1 : Cloud Application Administrator - can review and approve admin consent requests.
* Admin2 : Application Administrator - can review and approve admin consent requests.
* Admin3 : Security Administrator - cannot approve app consent requests because this ro le does not have application management privileges.
* User1 : No role assigned - can be listed as a reviewer but cannot approve , only receive notifications.
From Microsoft Documentation:
"Only users with sufficient permissions, such as the Application Adminis trator or Cloud Application Administrator roles, can grant admin consent in response to consent requests." Therefore, only Admin1 and Admin2 meet the requirement to review and approve.

Explanation:

In SC-300 materials covering Microsoft Entra application identities and managed identities for Azure resources, an app you register in the tenant is represented for access control by a service principal: "An application registration creates an application object in its home tenant and a corresponding service principal in any tenant where the app is used. The service principal is the identity used for sign-in, consent, and authorization to resources." This aligns with App1 being a registered app that must authenticate to Storage by Microsoft Entra; the principal you grant roles to on the storage account is the service principal of that app.
For App2, the requirement is to access Storage "by using a single Microsoft Entra identity" while the workload runs on two VMs (VM1 and VM2). SC-300 explains: "A user-assigned managed identity is an independent Azure resource. You can assign the same user-assigned identity to one or more Azure resources." In contrast, "A system-assigned managed identity is enabled on a single Azure resource and is deleted with that resource." Because App2 must share one identity across multiple hosts, the correct choice is a user- assigned managed identity, which provides a single, reusable identity whose lifecycle is separate from VM1 and VM2 and can be granted Storage roles once and used by both machines.

SC-300 materials describe FIDO2 security keys as a passwordless method that works well for shared workstations and environments where phones are not permitted. The documentation explains that "FIDO2 security keys are phishing-resistant, standards-based credentials that allow users to sign in with a portable hardware device" and that "the user performs a gesture on the key (PIN or biometrics) to complete authentication." It further clarifies that "Azure AD passwordless methods (FIDO2 security keys, Windows Hello for Business, Authenticator) satisfy strong authentication requirements and can meet MFA prompts." Because the call-center computers don't have biometrics and phones are prohibited, Authenticator and Windows Hello for Business are unsuitable. A named network location does not provide MFA by itself. By issuing FIDO2 keys (tokens) to agents, you meet the MFA requirement with a factor the user has (the key) plus a secure local gesture (PIN), which SC-300 documents as accepted for Azure AD strong/MFA.

According to the Microsoft SC-300 official exam reference and Microsoft's official documentation, Azure AD Password Protection provides password policy enforcement and banned password protection for both cloud and on-premises environments.
The solution requires two primary components:
* Domain Controllers (DC Agents) - enforce password policies within the domain.
* Proxy Service (Azure AD Password Protection Proxy) - communicates with Azure AD to download the latest password policies and banned password lists and then shares them with the DC agents.
In the scenario, Server1 and Server2 are domain controllers that already have Azure AD Password Protection installed but cannot communicate with the internet directly. That means they rely on the proxy service running on a separate server to connect securely to Azure AD.
To ensure high availability, Microsoft recommends deploying at least two proxy servers. This ensures continuous synchronization of the password policy even if one proxy fails.
From the Microsoft documentation:
"For redundancy, deploy at least two proxy servers. The proxy service retrieves the global and custom banned password lists from Azure AD and replicates them to all domain controllers running the DC agent." Thus, installing the Azure AD Password Protection proxy service on Server4 ensures service continuity if one of the proxy servers fails.

The SC-300 curriculum emphasizes synchronization behavior between on-premises Active Directory (AD) and Microsoft Entra ID using Microsoft Entra Connect. By default, directory synchronization occurs every 30 minutes, which means a user dis abled in AD can still authenticate to Microsoft Entra for up to 30 minutes until the next synchronization cycle.
The proposed solution- Microsoft Entra Password Protection -is not related to authentication delay or sign-in blocking. Password Protection enforces strong password policies and prevents the use of weak or compromised passwords during account creation or reset. It does not control sign-in states or enforce real- time disablement.
To meet the goal of immediately blocking authentication when an a ccount is disabled in AD, you must implement Microsoft Entra Connect with Pass-through Authentication (PTA) or federation (AD FS) .
These options validate sign-ins against the on-premises AD in real time, ensuring instant blocking of disabled accounts.
Micr osoft documentation confirms:
"Password Protection does not affect authentication latency or synchronization frequency. To ensure disabled accounts cannot sign in, use Pass-through Authentication or federation for real-time validation."