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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Database Management and Operations | 25% | - Perform patching, upgrades and lifecycle management - Implement backup, recovery and high availability strategies - Monitor and manage database performance and resources - Configure auto-scaling and storage management |
| Topic 2: Autonomous Database Architecture and Provisioning | 25% | - Provision and configure Autonomous Database on dedicated infrastructure - Integrate Autonomous Database with Oracle Cloud Infrastructure services - Provision and configure Autonomous Database on shared infrastructure - Describe Autonomous Database architecture and core components |
| Topic 3: AI Features and Capabilities | 30% | - Apply AI-assisted performance tuning and optimization - Configure and use AI Vector Search - Implement Select AI for natural language to SQL generation - Use Oracle Machine Learning within Autonomous Database |
| Topic 4: Security, Integration and Data Management | 20% | - Use Autonomous Database tools for development and administration - Configure identity and access management - Implement data encryption and security controls - Load, migrate and integrate data from various sources |
この急速に変化する世界では、Oracle仕事と才能に対する要件は高く、人々が高給の仕事を見つけたい場合は、健康だけでなく作業能力も含むさまざまなスキルを高める必要があります。しかし、1Z0-931-26認定を取得すると、あなたの作業能力が証明され、理想的な仕事を見つけることができます。 1Z0-931-26試験に簡単に合格できる高品質の1Z0-931-26試験資料を提供します。また、1Z0-931-26試験の学習と準備にほとんど時間を必要としない多くの時間とエネルギーを節約できます。
質問 # 123
Which statement is correct about the Service Console in an Autonomous Database?
正解：B
解説：
Full Detailed In-Depth Explanation:
The Service Console is a database-specific management interface:
A: False. Auto-scaling is managed via the OCI Console, not the Service Console.
B: True. The Service Console allows monitoring and terminating runaway SQL statements that consume excessive resources.
C: False. Manual backups are created through OCI Console or SQL commands, not the Service Console.
D: False. Moving compartments is an OCI Console function, not a Service Console task.
質問 # 124
Which statement is FALSE regarding provisioning an Autonomous Database and configuring private endpoints with security rules to allow incoming and outgoing traffic to and from the Autonomous Database instance?
正解：D
解説：
Configuring private endpoints for Autonomous Database involves network security rules. The false statement is:
A stateless ingress rule is created to allow connections from the source to the Autonomous Database instance (C): This is incorrect. For Autonomous Database private endpoints, security rules (e.g., in Security Lists or NSGs) must be stateful, not stateless. Stateful rules track connection states (e.g., allowing return traffic automatically), which is necessary for Oracle Net Services (SQL*Net) communication over TCP. A stateless rule requires explicit ingress and egress rules for both directions, complicating setup and risking connectivity issues. For example, a stateful ingress rule from a client subnet (e.g., 10.0.1.0/24) to the ADB subnet ensures bidirectional traffic works seamlessly without additional egress rules.
The true statements are:
The IP Protocol is set to TCP (A): Autonomous Database uses TCP for database connections, aligning with Oracle Net Services standards.
The destination port range is set to 1522 (B): Port 1522 is the default for secure TLS connections to Autonomous Database, as specified in the client wallet’s tnsnames.ora.
The source is set to the address range you want to allow to connect to your database (D): The security rule defines the source CIDR block (e.g., 10.0.0.0/16) of allowed clients, restricting access to specific subnets or VCNs.
Stateful rules simplify and secure private endpoint configurations.
質問 # 125
Which two statements are true about using an Oracle Autonomous Database with private endpoints? (Choose two.)
正解：B、C
解説：
Private endpoints enhance security for Autonomous Database:
Correct Answer (A): “A Network Security Group is required within your Virtual Cloud Network before you can provision a shared Autonomous Database to use private endpoints” is true. An NSG is mandatory to define ingress/egress rules for the private subnet hosting the endpoint.
Correct Answer (C): “Private endpoints can be configured when you clone a shared Autonomous Database that was initially created with public endpoints” is true. Cloning allows switching to a private endpoint configuration.
Incorrect Options:
B: Private endpoints are inaccessible from the public internet, even with ACLs; that’s their purpose.
D: Always Free tier doesn’t support private endpoints; it’s limited to public access.
This ensures isolated, secure connectivity.
質問 # 126
Which three are use cases for Graph Studio? (Choose three.)
正解：A、B、E
解説：
Graph Studio in Autonomous Database supports graph-based analysis:
Correct Answer (C): Pattern matching identifies relationships (e.g., fraud rings) using graph queries like PGQL.
Correct Answer (D): Clustering groups related nodes (e.g., communities) using graph algorithms.
Correct Answer (B): Churn analysis leverages graph relationships to predict customer loss (e.g., via influence networks), though less emphasized than C and D, it’s a valid use case.
Incorrect Options:
A: Facial recognition is image-based, not graph-based.
E: 3-D modelling is a misinterpretation; it’s not a primary graph use case.
These align with Graph Studio’s strengths in relationship analysis.
質問 # 127
Which two statements are true about the Oracle Cloud Infrastructure (OCI)? (Choose two.)
正解：A、D
解説：
Oracle Cloud Infrastructure (OCI) is designed with a hierarchical structure to ensure high availability and fault tolerance:
Correct Answer (B): “An OCI region is a localized geographic area, and an availability domain is one or more data centers located within a region” accurately describes OCI’s architecture. A region is a standalone geographic area (e.g., US East), and availability domains (ADs) are isolated data centers within that region, enhancing resilience.
Correct Answer (D): “Because availability domains do not share infrastructure such as power or cooling, or the internal availability domain network, a failure at one availability domain within a region is unlikely to impact the availability of the others within the same region” reflects OCI’s design for fault isolation. ADs are physically separate, minimizing the risk of cascading failures.
Incorrect Options:
A: Regions are independent, not dependent, and there’s no 5,000-kilometer restriction; they are globally distributed for latency and redundancy purposes.
C: Fault domains are subdivisions within an AD, not across regions or ADs, ensuring resource isolation within a single AD.
This structure supports robust disaster recovery and high availability.
質問 # 128
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