The correct answer is to use the IAM policy `allow group finance_group to use generative-ai-model in compartment finance`. This is correct because the `use` verb in OCI IAM provides the minimum necessary permissions to invoke a generative AI model, specifically covering actions like inference and invocation, while explicitly excluding management verbs such as `manage` or `create` that would allow altering or deleting the model. The policy also correctly scopes access to the `finance_group` group and the `finance` compartment, directly fulfilling the requirement to restrict model invocation to only finance department users. On the Oracle Cloud Infrastructure Generative AI Professional 1Z0-1127 exam, this question tests your understanding of the principle of least privilege and the specific IAM verb hierarchy for generative AI resources; a common trap is choosing `manage` instead of `use`, which grants excessive permissions. Remember the memory tip: for invoking a model, you only need to "use" it—not own it.
1Z0-1127 Deploying and Managing Generative AI on OCI Practice Question
This 1Z0-1127 practice question tests your understanding of deploying and managing generative ai on oci. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
An administrator needs to ensure that only specific users in the finance department can invoke a generative AI model deployed on OCI. Which IAM policy should be used?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
allow group finance_group to use generative-ai-model in compartment finance
Option C is correct because the 'use' verb in an OCI IAM policy grants the minimum required permissions to invoke a generative AI model without allowing management actions like creating or deleting models. The policy scopes access to the 'finance_group' group and the 'finance' compartment, ensuring only specific users in the finance department can invoke the model.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
allow group admins to use generative-ai-model in compartment finance
Why it's wrong here
This allows admins, not finance group.
✗
allow group finance_group to manage generative-ai-model in compartment finance
Why it's wrong here
Manage includes create/delete, which is excessive for invocation only.
✓
allow group finance_group to use generative-ai-model in compartment finance
Why this is correct
This correctly restricts to the finance group.
Related concept
Read the scenario before looking for a memorised answer.
✗
allow any-user to use generative-ai-model in compartment finance
Why it's wrong here
This allows all users, not just finance.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Oracle often tests the distinction between 'use' and 'manage' verbs, where candidates mistakenly choose 'manage' thinking it includes 'use', but 'manage' grants excessive permissions that violate least privilege requirements.
Detailed technical explanation
How to think about this question
In OCI IAM, the 'use' verb for 'generative-ai-model' resource type maps to the 'infer' and 'invoke' API operations (e.g., POST /models/{modelId}/infer), while 'manage' includes additional operations like POST /models and DELETE /models. The policy must be attached to the root compartment or the finance compartment to be effective; if attached to a parent compartment, it can inherit scope via hierarchy. In a real-world scenario, an administrator might combine this with resource-level conditions (e.g., 'where request.principal.group = finance_group') for finer-grained control, though the basic policy shown suffices for the exam.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A practitioner preparing for the 1Z0-1127 exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Deploying and Managing Generative AI on OCI — This question tests Deploying and Managing Generative AI on OCI — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: allow group finance_group to use generative-ai-model in compartment finance — Option C is correct because the 'use' verb in an OCI IAM policy grants the minimum required permissions to invoke a generative AI model without allowing management actions like creating or deleting models. The policy scopes access to the 'finance_group' group and the 'finance' compartment, ensuring only specific users in the finance department can invoke the model.
What should I do if I get this 1Z0-1127 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. A company needs to ensure that only authorized users can invoke an endpoint for a generative AI model. Which OCI feature should be used to control access?
easy
A.Network security groups (NSGs)
B.VCN flow logs
C.OCI Web Application Firewall (WAF)
✓ D.OCI Identity and Access Management (IAM) policies
Why D: OCI Identity and Access Management (IAM) policies are the correct choice because they define who (users, groups, or service principals) can invoke which OCI resources, including generative AI model endpoints. IAM policies use resource-type and verb-based statements (e.g., 'allow group A to manage ai-service-family in compartment X') to enforce authorization at the API level, ensuring only authorized principals can call the model's inference endpoint.
Last reviewed: Jun 30, 2026
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