1z0-1072-24 Exam Dumps - Oracle Cloud Infrastructure 2024 Architect Associate

When you need to create identical instances with minimal effort,creating a custom imageis the best option.

Custom Images: A custom image captures the exact configuration of an instance, including the OS, software, configurations, and data. By using a custom image, you can easily replicate the same setup across multiple instances, ensuring consistency and reducing the need for manual configuration each time.

Other Options:

Bring Your Own Image: This allows you to import your custom OS image into OCI, but it's more suited for cases where you are migrating from another environment.

Select an Image from the OCI Marketplace: This provides pre-configured images from Oracle or third parties, but they may require additional setup to match your specific requirements.

Use Oracle-Provided Images: These are basic images provided by Oracle, which may not include the specific customizations you need.

Relevant OCI Documentation:

Custom Images Overview

This resource explains how to create and use custom images for quickly deploying identical instances.

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OCI Confidential Computingis a security feature designed to protect data in use. This is particularly important for sensitive workloads where data must be secured not only when at rest or in transit but also while being processed.

Encrypts and Isolates In-Use Data: OCI Confidential Computing ensures that data and the applications processing it are isolated from the underlying infrastructure. This means that even if the infrastructure is compromised, the in-use data remains secure. The technology typically leverages secure enclaves or other hardware-based isolation mechanisms to achieve this.

Other Options:

Optimizing Network Performance (A),Automatic Scalability and Load Balancing (B), andSecure Data Storage (D)are important features, but they are not related to the core capabilities of Confidential Computing, which focuses on in-use data protection.

Relevant OCI Documentation:

OCI Confidential Computing Overview

This documentation provides a detailed explanation of how OCI Confidential Computing works and its benefits for securing sensitive data during processing.

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For a fully redundant connection from an on-premises data center to a VCN in the OCI us-ashburn-1 region, it is important to ensure high availability and fault tolerance. Here's how each option contributes to redundancy:

Option B: Two FastConnect Virtual Circuits:

FastConnect provides a dedicated, private connection with higher bandwidth and more consistent performance compared to a VPN. To achieve redundancy, you canconfigure two FastConnect circuits in the same region (us-ashburn-1), each terminated on diverse hardware on-premises. This setup ensures that even if one circuit or its associated hardware fails, the other circuit can maintain the connection. This ensures no single point of failure in the connectivity to OCI.Thus, option B is correct.

Option D: FastConnect and Site-to-Site VPN:

Another approach to redundancy is to have a mix of connection types. By setting up one FastConnect circuit and one Site-to-Site VPN, both terminating in the same region (us-ashburn-1), you create a diverse connection path. If the FastConnect connection fails, traffic can automatically route through the VPN connection, maintaining connectivity. This setup adds an extra layer of redundancy, making option D correct as well.

Incorrect Options:

Option A: Only configuring a Site-to-Site VPN from a single on-premises CPE does not provide redundancy because it involves just one connection path. If that connection or the CPE fails, there would be no fallback.

Option C: Configuring FastConnect circuits to different regions (us-ashburn-1 and us-phoenix-1) does not provide redundancy within a single region but rather across regions, which is not required for regional redundancy.

Relevant OCI Documentation:

OCI FastConnect Overview

Using Site-to-Site VPN and FastConnect for Redundancy

These references offer more detailed information on setting up redundant connections and the benefits of each connection type within OCI.

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In Oracle Cloud Infrastructure (OCI), when you move a database instance to a different compartment, the following impact on user access occurs:

Impact of Moving Resources: When you move a resource, like a database instance, to a different compartment, the IAM policies that grant access to that resource in the original compartment no longer apply. This effectively revokes access for users or groups unless equivalent policies are in place in the new compartment.

Restoring Access: To restore access, you would need to create new IAM policies in the destination compartment that grant the necessary permissions to the users or groups who need access.

Relevant OCI Documentation:

Managing Compartments

Moving Resources

These resources provide detailed steps on how compartment changes impact resource access and management.

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Instance principals in OCI allow compute instances to directly make API calls against OCI services without requiring a user account. To set up instance principals, the following steps are necessary:

A. Deploy the application and SDK:The application running on the instances must use the OCI SDK or CLI to make API calls.

B. Create a dynamic group:Define a dynamic group with matching rules to identify which instances can use the API permissions.

C. Create a policy:Write an IAM policy that grants the dynamic group the necessary permissions to access services.

Option D is NOT necessarybecause instances in a dynamic group use instance principals to authenticate and do not require Auth Tokens, which are used for user authentication with APIs.

References:

Oracle Cloud Infrastructure Documentation:Using Instance Principals

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