Practice Free 1z0-1072-24 Oracle Cloud Infrastructure 2024 Architect Associate Exam Questions Answers With Explanation

To ensure secure communication between database servers and OCI Object Storage, you should use aService Gateway. A Service Gateway enables instances in your VCN to privately access OCI services like Object Storage without traversing the public internet.

Security:The traffic between your database servers and Object Storage remains within the Oracle network, providing a secure and high-performance connection.

References:

Oracle Cloud Infrastructure Documentation:Service Gateway Overview

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TheOCI Inter-Region Latency dashboardis useful for optimizing data transfer and backup strategies because it provides both current and historical views of latency snapshots between OCI regions. This information helps you understand the network performance between regions over time, allowing you to optimize the placement of resources and data transfer operations.

Optimization Use:By analyzing latency data, you can make informed decisions on where to store backups and how to efficiently transfer data across regions, potentially reducing costs and improving performance.

References:

Oracle Cloud Infrastructure Documentation:Inter-Region Latency Dashboard

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Geolocation Steeringin OCI's Traffic Management Steering Policy allows you to distribute DNS traffic based on the geographical location of the end users. This method helps direct users to the nearest regional endpoint, optimizing latency and improving user experience.

Use Cases:Geolocation Steering is commonly used to deliver region-specific content, comply with data residency laws, or optimize service performance by directing traffic to the closest available servers.

References:

Oracle Cloud Infrastructure Documentation:Traffic Management Steering Policies

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In Oracle Cloud Infrastructure (OCI), cross-region access is facilitated by configuring IAM policies that grant users or groups permissions to access resources in other regions. IAM policies in OCI are global, meaning they apply across all regions by default. However, an administrator can specifically configure these policies to allow or restrict access to resources in different regions.

Example:An administrator can write a policy that allows a user to manage compute instances in a specific region by including the region's name in the policy statement.

References:

Oracle Cloud Infrastructure Documentation:IAM Policies

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When Cross-Region Replication is enabled for a block volume in Oracle Cloud Infrastructure (OCI), the replication process automatically creates and maintains a synchronized copy of the block volume in the selected destination region (in this case, US West (San Jose)).

Replica Availability: The replicated volume is immediately available as a block volume in the destination region. You do not need to take any additional action to activate or trigger the replica.

Creating New Volumes: Since the replica is automatically available as a block volume, you can directly use it to create a new volume in the destination region without any manual intervention.

Relevant OCI Documentation:

Cross-Region Block Volume Replication

This documentation outlines how cross-region replication works and confirms that no additional steps are needed to create a new volume from a replica

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TheInfrequent Access tierin OCI Object Storage is suitable for storing backups that need to be immediately accessible and retained for a specific period, such as 31 days, while also minimizing costs. This tier offers a balance between cost and accessibility, charging lower storage costs compared to the Standard tier but still allowing quick access to the data.

Use Case:The Infrequent Access tier is designed for data that is not frequently accessed but must remain readily available when needed, making it ideal for backup storage.

References:

Oracle Cloud Infrastructure Documentation:Object Storage Tiers

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In Oracle Cloud Infrastructure (OCI), to ensure high availability and distribution across Availability Domains (ADs), the recommended approach is as follows:

Capacity Reservations for High Availability: To achieve high availability, especially across all three Availability Domains in a region, you should createthree capacity reservations. Each reservation corresponds to one AD, ensuring that your instances or resources are evenly distributed and resilient to AD-level failures.

Why Three: This setup provides redundancy and load distribution across the ADs, meeting the high availability requirements.

Relevant OCI Documentation:

Capacity Reservations

This document outlines how to create and manage capacity reservations to meet high availability and fault tolerance requirements.

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The OCI Private Network Load Balancer supports multiple protocols for managing traffic efficiently across your instances within a private subnet. Specifically, it supports:

UDP (User Datagram Protocol): Commonly used for applications that require fast, connectionless communication, such as video streaming or DNS services.

TCP (Transmission Control Protocol): A reliable, connection-oriented protocol, widely used for web traffic and other applications requiring data integrity.

HTTP (Hypertext Transfer Protocol): Frequently used for web traffic, it is an application-layer protocol built on top of TCP and enables communication between web browsers and servers.

The combination of these protocols allows the OCI Network Load Balancer to manage diverse workloads, including web services and real-time applications.

For reference:

OCI Load Balancer Documentation

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In OCI File Storage, snapshots are point-in-time, read-only copies of a file system that do not immediately consume additional storage beyond the space needed to track changes.

Incorrect Statement:The statement that a new snapshot consumes more storage even if nothing has changed isincorrect. Snapshots are space-efficient; they only consume additional storage as changes are made to the file system after the snapshot is taken. If no changes are made between snapshots, the storage consumption remains minimal.

Correct Statements:

B.Before cloning a file system, at least one snapshot must exist, as the clone operation relies on this snapshot to create a copy.

C.Snapshots are accessible under the.snapshotdirectory, allowing users to view and restore files from specific snapshots.

D.Snapshots provide a consistent, point-in-time view of the file system, ensuring data integrity.

References:

Oracle Cloud Infrastructure Documentation:Managing File System Snapshots

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To delegate a domain to the Oracle Cloud Infrastructure (OCI) DNS service, the domain needs to be pointed to OCI's DNS servers. This can be done through the Domain Registrar's self-service portal, where you update the name servers for your domain to OCI's DNS servers.

Process:You typically log into the domain registrar where your domain is registered and replace the existing name servers with the name servers provided by OCI DNS. Once this is done, DNS queries for your domain will be directed to OCI DNS.

References:

Oracle Cloud Infrastructure Documentation:Managing DNS Zones

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