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| Section | Weight | Objectives |
|---|---|---|
| Configure Oracle AI Database@Azure Networking | 15% | - Explain networking concepts - Describe supported network topologies - Configure DNS |
| High Availability and Disaster Recovery | 10% | - Implement HA and DR configurations |
| Introduction to Multicloud | 5% | - Explain common multicloud use cases and their implementation in OCI - Explain multicloud and its benefits |
| Provision and Operate Oracle AI Database@Azure Resources | 20% | - Provision Autonomous AI Database - Provision Base Database Service - Provision Exadata infrastructure and clusters - Backup and restore processes - Configure monitoring and observability - Create and configure Azure delegated subnet - Provision Exascale infrastructure and services |
| Oracle AI Database@Azure Architecture and Onboarding | 20% | - Configure prerequisites for onboarding - Explain Oracle AI Database@Azure and its architecture - Understand purchase options - Explain Oracle Database services in Oracle AI Database@Azure |
| Secure Oracle AI Database@Azure Deployments | 15% | - Security configurations and best practices |
| Migrate Oracle Databases to Oracle AI Database@Azure | 15% | - ZDM workflows to Autonomous AI Database - Understand Oracle Zero Downtime Migration (ZDM) - ZDM workflows to Exadata |
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問題 #20
An enterprise configures an Azure User-Defined Route (UDR) with a prefix of 10.0.0.0/16 to route traffic to an Oracle AI Database@Azure instance that resides in a delegated subnet sized at 10.0.0.0/24. What is the consequence of configuring this less specific UDR prefix?
答案：A
解題說明：
Oracle's Hub-and-Spoke design guidance defines an important UDR rule for Oracle AI Database@Azure delegated subnets: the route prefix must be at least as specific as the delegated subnet CIDR . A /24 delegated subnet therefore cannot be reliably represented by a broader /16 route when the architecture requires the delegated subnet-specific path.
The less-specific route can fail to take precedence over more-specific system or service routes. This creates the possibility that traffic takes one route toward the database but returns through a different route. Such asymmetric routing is especially problematic with Azure Firewall or an NVA because stateful firewalls expect both directions of a connection to traverse the same inspection point. If the return packet follows a different path, the firewall can drop the session.
A UDR has no mechanism for duplicating VNICs, changing SQL*Net encryption, or resizing the underlying subnet. It simply influences Layer-3 forwarding.
Therefore, A accurately describes the documented routing consequence.
Study Guide reference: Configure Oracle AI Database@Azure Networking - UDR prefix specificity, delegated subnet routing, Hub-and-Spoke and asymmetric routing prevention.
問題 #21
Which statement best describes the purpose of OCI Vault in the context of Oracle AI Database@Azure?
答案：C
解題說明：
OCI Vault is Oracle Cloud Infrastructure's centralized service for managing encryption keys and secrets. In Oracle AI Database@Azure, it can participate in customer-managed key architectures for Oracle Transparent Data Encryption.
TDE encrypts Oracle database data at rest using master encryption keys. Oracle AI Database@Azure supports Oracle-managed keys stored in an Oracle Wallet as the default model and several customer-managed key stores, including OCI Vault, Oracle Key Vault, and Azure Key Vault. Using OCI Vault allows organizations to manage cryptographic key lifecycle operations-including controlled creation, rotation, access policy, and auditing-outside the database itself.
Vault and identity management should not be confused. Microsoft Entra ID and OCI IAM Identity Domains implement identity federation and user authentication; OCI Vault does not function as an identity provider.
Likewise, it is unrelated to content delivery or application/network connectivity. Delegated subnets remain mandatory Azure networking constructs regardless of the selected encryption-key architecture.
Therefore, the correct description is A .
Study Guide reference: Secure Oracle AI Database@Azure - TDE, Oracle-managed and customer- managed encryption keys, OCI Vault.
問題 #22
You are configuring a cross-region disaster recovery topology for an Exadata Database Service deployment on Oracle Database@Azure and need to connect the primary database VCN to the standby database VCN.
What OCI network resource limitation necessitates the creation of a second VCN acting as a Hub VCN to establish this regional peering link?
答案：B
解題說明：
Oracle's cross-region Oracle Database@Azure reference architecture requires an additional Hub VCN because each OCI VCN can be attached to only one Dynamic Routing Gateway (DRG) at a time.
The Oracle-managed database VCN associated with an Exadata VM Cluster already uses a DRG as part of the Oracle Database@Azure network architecture. Cross-region VCN peering also requires DRG-based remote peering. Because a second DRG cannot simply be attached to the existing database VCN, Oracle introduces a separate Hub VCN with its own DRG. The database VCN is locally connected to the Hub VCN, and the Hub DRGs establish the cross-region remote peering connection.
OCI documentation independently confirms that one VCN can attach to only one DRG, whereas a single DRG can support many VCN attachments. A VCN can also have multiple Local Peering Gateways, so option B is technically incorrect.
The limitation is therefore architectural rather than a restriction caused by Azure subnet delegation or tenancy boundaries.
Study Guide reference: HA and DR - OCI transit networking, Hub VCN, DRG, LPG and cross-region Data Guard.
問題 #23
An architect is designing a cross-region disaster recovery (DR) topology for Oracle Exadata Database Service on Dedicated Infrastructure in Oracle AI Database@Azure. The Active site virtual network is named odb- multicloud-production-vnet with a delegated subnet named odb-multicloud-production-subnet. The DR site virtual network is named odb-multicloud-production-DR-vnet with a delegated subnet named odb-multicloud- production-DR-subnet. When configuring both clusters to use the default managed DNS, the architect discovers that both sites automatically generate the identical host domain and DNS private zone name of ociodbmulticlo.ociodbmulticlo.oraclevcn.com, preventing unique DNS conditional forwarding from on- premises servers. To resolve this naming collision while continuing to use default managed DNS, what must the architect do? Choose ONE.
答案：A
解題說明：
Under the default managed-DNS model, Oracle derives the private Oracle domain from normalized VNet and delegated-subnet naming components. In the source scenario, the production and DR resource names share the same leading characters, causing both sites to derive the same oraclevcn.com private DNS namespace.
The practical resolution is therefore to alter the naming inputs before deployment so the generated DNS labels are unique. The uploaded question set specifies that the relevant generated tokens use the first 11 alphanumeric characters , so either the DR VNet or delegated subnet must be renamed such that the derived prefix differs from the active environment.
The Host Domain Name field associated with default managed DNS is system-generated rather than freely editable. Adding another DNS resolver does not eliminate the underlying duplicate private-zone namespace, and DNS views cannot reliably correct a collision created at resource provisioning.
Therefore, D resolves the root cause while retaining Oracle-managed DNS.
Study Guide reference: Configure Oracle AI Database@Azure Networking - default DNS, oraclevcn.
com, VNet/subnet DNS derivation and DR naming design.
問題 #24
A healthcare provider runs Oracle Exadata Database Service on Dedicated Infrastructure on Oracle AI Database@Azure in an Azure region where Oracle AI Database@Azure is currently available in only a single availability zone. Regulatory requirements mandate that all replicated data remain within the same country, which rules out replicating to a paired cross-region location. The provider still needs a standby database for site-level fault isolation within the region. As the architect, you must select the disaster recovery approach that satisfies the data-residency constraint. Choose ONE.
答案：D
解題說明：
The uploaded study set keys D , because it attempts to preserve data inside the same geographical region while obtaining a separate fault domain.
There is, however, an important current-documentation qualification. Oracle AI Database@Azure maps an OCI Availability Domain to an Azure Availability Zone , and Oracle MAA documentation describes local Data Guard standby deployments on another Exadata infrastructure in the same or a separate Azure Availability Zone . Oracle's cross-zone Data Guard implementation explicitly requires primary and standby Oracle AI Database@Azure deployments in two supported Azure AZs.
Therefore, option D is valid only if the second OCI Availability Domain corresponds to another supported Oracle AI Database@Azure Azure AZ. If the premise is literally that Oracle AI Database@Azure is available in only one Azure AZ and cross-region replication is prohibited, current Oracle documentation does not provide a second independent Oracle AI Database@Azure site simply by selecting an unmapped OCI AD.
For the uploaded question's intended key, the answer remains D , but the architecture should be treated with this deployment-availability condition.
問題 #25
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