- A
Attach an internet gateway to the VPC and add a route to the internet gateway in the subnet's route table.
Why wrong: An internet gateway would allow inbound connections from the internet, violating the no direct internet access policy.
- B
Place the notebook instances in a public subnet and configure security group rules to restrict inbound traffic.
Why wrong: Public subnets have direct internet access via internet gateway, which violates the policy.
- C
Create a VPC endpoint for S3 and a VPC endpoint for PyPI, and route traffic through them.
Why wrong: VPC endpoints only work for AWS services and some supported services; there is no VPC endpoint for PyPI.
- D
Add a route from the private subnets to the NAT gateway for 0.0.0.0/0.
NAT gateway provides outbound internet access for private subnets, allowing downloads without direct inbound access.
AIF-C01 Practice Question: Security, Compliance and Governance for AI Solutions
This AIF-C01 practice question tests your understanding of security, compliance and governance for ai solutions. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. 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.
A company uses Amazon SageMaker to build and deploy machine learning models. The security team has implemented a policy that all SageMaker notebook instances must be launched in a VPC and cannot have direct internet access. However, data scientists need to download open-source datasets from the internet for model training. They also need to install Python packages from PyPI. Currently, the SageMaker notebook instances are in a VPC with no internet gateway. The data scientists cannot download any external data or packages. The VPC has a NAT gateway already configured. What should the company do to allow the necessary internet access while maintaining the security requirement?
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
Add a route from the private subnets to the NAT gateway for 0.0.0.0/0.
Option D is correct because the VPC already has a NAT gateway configured, but the private subnets lack a route to it for internet-bound traffic. By adding a route from the private subnets to the NAT gateway for destination 0.0.0.0/0, outbound traffic from the SageMaker notebook instances can reach the internet (e.g., to download datasets from open-source sites and install packages from PyPI) while the instances remain in a private subnet without direct internet access, satisfying the security requirement.
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.
- ✗
Attach an internet gateway to the VPC and add a route to the internet gateway in the subnet's route table.
Why it's wrong here
An internet gateway would allow inbound connections from the internet, violating the no direct internet access policy.
- ✗
Place the notebook instances in a public subnet and configure security group rules to restrict inbound traffic.
Why it's wrong here
Public subnets have direct internet access via internet gateway, which violates the policy.
- ✗
Create a VPC endpoint for S3 and a VPC endpoint for PyPI, and route traffic through them.
Why it's wrong here
VPC endpoints only work for AWS services and some supported services; there is no VPC endpoint for PyPI.
- ✓
Add a route from the private subnets to the NAT gateway for 0.0.0.0/0.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often confuse VPC endpoints (which only work for AWS services like S3 or DynamoDB) with a general internet access solution, forgetting that PyPI and arbitrary websites are not AWS services and thus cannot be reached via VPC endpoints.
Detailed technical explanation
How to think about this question
A NAT gateway enables instances in a private subnet to initiate outbound traffic to the internet (e.g., HTTP/HTTPS requests) while preventing the internet from initiating connections to those instances. The route table of the private subnet must include a default route (0.0.0.0/0) pointing to the NAT gateway ID; without this route, outbound packets are dropped. In practice, data scientists can use `pip install` or `wget` commands from the notebook instance, and the traffic will be forwarded through the NAT gateway to the internet, then responses return via the same path.
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 media company stores terabytes of video archives that are accessed once a year for audit purposes. Moving these objects to a cold storage tier (Azure Archive, S3 Glacier, or Google Nearline) costs a fraction of hot storage. Questions like this test whether you understand storage tiers, access frequency tradeoffs, and retrieval latency requirements.
What to study next
Got this wrong? Here's your next step.
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FAQ
Questions learners often ask
What does this AIF-C01 question test?
Security, Compliance and Governance for AI Solutions — This question tests Security, Compliance and Governance for AI Solutions — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Add a route from the private subnets to the NAT gateway for 0.0.0.0/0. — Option D is correct because the VPC already has a NAT gateway configured, but the private subnets lack a route to it for internet-bound traffic. By adding a route from the private subnets to the NAT gateway for destination 0.0.0.0/0, outbound traffic from the SageMaker notebook instances can reach the internet (e.g., to download datasets from open-source sites and install packages from PyPI) while the instances remain in a private subnet without direct internet access, satisfying the security requirement.
What should I do if I get this AIF-C01 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.
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Last reviewed: Jun 25, 2026
This AIF-C01 practice question is part of Courseiva's free Amazon Web Services certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the AIF-C01 exam.
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