Question 163 of 500
Using OCI Generative AI ServicehardMultiple SelectObjective-mapped

Quick Answer

The answer is creating a model deployment endpoint and ensuring a dedicated AI cluster exists. These two steps are necessary because the dedicated AI cluster provides the isolated, high-performance compute infrastructure required for inference, while the model deployment endpoint acts as the gateway that routes prediction requests to that specific cluster. On the Oracle Cloud Infrastructure Generative AI Professional 1Z0-1127 exam, this question tests your understanding of the deployment workflow, often appearing as a multiple-select item where you must distinguish required actions from optional or automated ones. A common trap is assuming you must manually upload model artifacts—this is typically handled automatically by the service when you reference the fine-tuned model. Another pitfall is thinking VCN setup is mandatory, but it is only needed for custom networking scenarios. Remember the mnemonic "Cluster then Connect": you first provision the dedicated AI cluster, then create the endpoint to connect traffic to it.

1Z0-1127 Using OCI Generative AI Service Practice Question

This 1Z0-1127 practice question tests your understanding of using oci generative ai service. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. 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.

Which TWO steps are necessary to deploy a fine-tuned model on a dedicated AI cluster?

Question 1hardmulti select
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Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

Create the dedicated AI cluster

Options A and C are necessary. You must create the dedicated AI cluster and then create a model deployment endpoint pointing to that cluster. Uploading artifacts (B) is typically handled automatically; VCN setup (D) may be needed but not always; third-party license (E) is not required.

Key principle: Count usable hosts — not total addresses — and remember that the network and broadcast addresses are not available to hosts in standard IPv4 subnets.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • Create the dedicated AI cluster

    Why this is correct

    The cluster must exist to host the model.

    Related concept

    CIDR notation defines the prefix length.

  • Set up a VCN with public subnet

    Why it's wrong here

    VCN is not mandatory; OCI can manage networking.

  • Upload the model artifacts to OCI Object Storage

    Why it's wrong here

    Artifacts are usually managed by OCI after fine-tuning.

  • Obtain a third-party license

    Why it's wrong here

    No third-party license is needed for OCI Gen AI.

  • Create a model deployment endpoint

    Why this is correct

    An endpoint is required to access the model.

    Related concept

    CIDR notation defines the prefix length.

Common exam traps

Common exam trap: usable hosts are not the same as total addresses

Subnetting questions often tempt you into counting all addresses. In normal IPv4 subnets, the network and broadcast addresses are not usable host addresses.

Detailed technical explanation

How to think about this question

Subnetting questions test whether you can identify the network, broadcast address, usable range, mask and correct subnet. Slow down enough to calculate the block size correctly.

KKey Concepts to Remember

  • CIDR notation defines the prefix length.
  • Block size helps identify subnet boundaries.
  • Network and broadcast addresses are not usable hosts in normal IPv4 subnets.
  • The required host count determines the smallest suitable subnet.

TExam Day Tips

  • Write the block size before choosing the subnet.
  • Check whether the question asks for hosts, subnets or a specific address range.
  • Do not confuse /24, /25, /26 and /27 host counts.

Key takeaway

Count usable hosts — not total addresses — and remember that the network and broadcast addresses are not available to hosts in standard IPv4 subnets.

Real-world example

How this comes up in practice

A network engineer segments a warehouse floor into three subnets: 20 scanners, 5 printers, and 2 management hosts. Picking the wrong mask wastes addresses or leaves too few usable hosts. Exam questions test whether you can apply CIDR notation, calculate block size, and identify the correct usable-host range for a given prefix.

What to study next

Got this wrong? Here's your next step.

Review block sizes, usable host formulas (2^n − 2), and how to find network and broadcast addresses for /24 through /30. Then practise related 1Z0-1127 subnetting questions on CIDR, address ranges, and subnet selection.

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FAQ

Questions learners often ask

What does this 1Z0-1127 question test?

Using OCI Generative AI Service — This question tests Using OCI Generative AI Service — CIDR notation defines the prefix length..

What is the correct answer to this question?

The correct answer is: Create the dedicated AI cluster — Options A and C are necessary. You must create the dedicated AI cluster and then create a model deployment endpoint pointing to that cluster. Uploading artifacts (B) is typically handled automatically; VCN setup (D) may be needed but not always; third-party license (E) is not required.

What should I do if I get this 1Z0-1127 question wrong?

Review block sizes, usable host formulas (2^n − 2), and how to find network and broadcast addresses for /24 through /30. Then practise related 1Z0-1127 subnetting questions on CIDR, address ranges, and subnet selection.

What is the key concept behind this question?

CIDR notation defines the prefix length.

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Last reviewed: Jun 23, 2026

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