Free 1Z0-1072-25 sample questions

Correct answer: A route rule in the private subnet's route table targeting the Service Gateway for 'All OCI Services' is sufficient.

A Service Gateway provides a private connection path to supported Oracle services within the same region. However, connectivity is controlled by routing, not IAM policies. The essential configuration step is to add a route rule to the private subnet's route table that directs traffic destined for the Oracle Services Network (represented by a service CIDR label like 'All Services in Oracle Services Network') to the Service Gateway. IAM policies control what actions a principal can perform on resources, not the network path itself.

Correct answer: The object is in the Archive tier and must be restored before it can be downloaded.

Objects stored in the Archive tier are offline and cannot be accessed directly. They must first be restored, which makes a temporary copy available in the Standard tier for a specified duration. The lifecycle policy moved the 6-month-old file to the Archive tier after 90 days. The inability to access it directly is expected behavior for objects in this tier. The user must initiate a restore operation before they can download the object.

Correct answers: Network Sources; IAM Policy with a condition

Network Sources allow you to define a set of allowed IP addresses, such as the public IP range of a corporate network. This is the first required component.

An IAM policy is needed to grant permissions. To enforce the location constraint, you must add a 'where' clause to the policy that references the created Network Source (e.g., 'where request.networkSource.name = 'corp_network'').

Correct answer: Convert the existing ephemeral public IPs to reserved public IPs.

By default, compute instances are assigned ephemeral public IPs, which are released when the instance is stopped. To maintain a consistent IP address, you should use a reserved public IP. OCI allows you to convert an existing ephemeral public IP to a reserved one, which can then be unassigned and reassigned to instances as needed, persisting through reboots. This is the most direct and efficient solution.

Correct answer: OCI File Storage service.

The OCI File Storage service is a fully managed, enterprise-grade NFS service that provides a durable, scalable, and secure shared file system. It is designed for use cases where multiple clients need concurrent access to a common file system, which perfectly matches the requirements of the legacy application. It also supports automated snapshots for backups.

Correct answer: Remote Peering Connection (RPC)

A Remote Peering Connection (RPC) is the specific OCI component used to connect two VCNs in different regions. It allows resources in the VCNs to communicate using private IP addresses over Oracle's private network backbone, providing a secure and reliable connection suitable for disaster recovery scenarios.

Correct answer: Create a dynamic group that includes all instances in the instance pool and write a policy to grant that group access to the bucket.

This is the most secure and recommended method. By creating a dynamic group with a matching rule for the instance pool's OCID, all instances in that pool become members. You can then write an IAM policy that grants this dynamic group permission to manage objects in the target bucket. Applications on the instances can then use instance principals to be authenticated and authorized to call OCI services without needing to handle credentials.

Correct answer: The Oracle Cloud Agent software and the OS Management Service Agent plugin were not enabled and running on the instance.

For an instance to be managed by the OS Management service, the Oracle Cloud Agent must be installed and running, and specifically, the OS Management Service Agent plugin must be enabled. While Oracle Linux images typically include the agent, it must be active and able to communicate with the OCI services. Connectivity via a Service Gateway (for private subnets) or Internet Gateway is also required, but the agent itself is the primary prerequisite for visibility in the console.

Correct answer: False

This statement is false. Unlike Security Lists which apply to all VNICs in a subnet, Network Security Groups (NSGs) must be explicitly associated with a VNIC. An NSG acts as a virtual firewall for a chosen set of VNICs, allowing you to define security rules based on application tier or workload rather than subnet boundaries.

Correct answer: Create a Volume Group, add all relevant Block Volumes to it, and then back up the Volume Group.

A Volume Group is designed for this exact purpose. It allows you to group multiple Block Volumes together and perform coordinated, time-consistent operations on them. Creating a backup of the Volume Group ensures that a crash-consistent backup of all member volumes is taken at the same point in time, which is critical for database recovery.