The answer is that the account has not requested a service limit increase for the specified instance type. This is the most likely cause of a SageMaker service limit error because AWS sets default service quotas for each instance type per region, and many GPU or high-memory instances start with a limit of zero until you submit a support ticket to raise them. On the AWS Certified Machine Learning Engineer Associate MLA-C01 exam, this question tests your ability to distinguish between service limits, IAM permissions, and resource availability—a common trap is confusing a ResourceLimitExceeded error with an access denied error, which would stem from insufficient IAM policies rather than quota restrictions. Remember that SageMaker will throw this specific error even if the instance is fully available in the region, simply because your account hasn’t been granted the right to launch it. A useful memory tip: think of the limit as a “locked door” that only a service limit increase request can unlock, not your IAM keys.
MLA-C01 ML Model Development Practice Question
This MLA-C01 practice question tests your understanding of ml model development. 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.
Exhibit
Refer to the exhibit. You are investigating a failed SageMaker training job. The following message appears in the training job's CloudWatch Logs:
2024-08-15 14:30:45,212 sagemaker-training-toolkit ERROR ClientError:
An error occurred (ResourceLimitExceeded) when calling the CreateTrainingJob operation:
The account-level service limit for 'ml.p3.16xlarge for training job usage' is 0.
What is the most likely cause of this error?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "most likely"
Why it matters: Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
Refer to the exhibit. You are investigating a failed SageMaker training job. The following message appears in the training job's CloudWatch Logs:
2024-08-15 14:30:45,212 sagemaker-training-toolkit ERROR ClientError:
An error occurred (ResourceLimitExceeded) when calling the CreateTrainingJob operation:
The account-level service limit for 'ml.p3.16xlarge for training job usage' is 0.
A
The account has not requested a service limit increase for the specified instance type.
A ResourceLimitExceeded error with a limit of 0 means the account needs to request a service limit increase from AWS Support.
B
The training job is configured to use Managed Spot Training and the spot market is unavailable.
Why wrong: Spot market unavailability would give a 'SpotCapacityNotAvailable' error, not a resource limit error.
C
The IAM role used for the training job does not have sufficient permissions to launch the instance.
Why wrong: An IAM permission issue would result in an 'AccessDenied' error, not 'ResourceLimitExceeded'.
D
The instance type specified is not available in the current AWS Region.
Why wrong: If the instance were unavailable, the error would be different (e.g., 'InvalidInstanceType').
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The account has not requested a service limit increase for the specified instance type.
The error indicates that the service limit for the specified instance type is set to 0, meaning the account has not been granted a limit increase for that instance. The instance might be available in the region, but the limit is zero. IAM permissions would give an access denied error, not ResourceLimitExceeded. Spot unavailability generates a different error.
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.
✓
The account has not requested a service limit increase for the specified instance type.
Why this is correct
A ResourceLimitExceeded error with a limit of 0 means the account needs to request a service limit increase from AWS Support.
Clue confirmation
The clue word "most likely" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
The training job is configured to use Managed Spot Training and the spot market is unavailable.
Why it's wrong here
Spot market unavailability would give a 'SpotCapacityNotAvailable' error, not a resource limit error.
✗
The IAM role used for the training job does not have sufficient permissions to launch the instance.
Why it's wrong here
An IAM permission issue would result in an 'AccessDenied' error, not 'ResourceLimitExceeded'.
✗
The instance type specified is not available in the current AWS Region.
Why it's wrong here
If the instance were unavailable, the error would be different (e.g., 'InvalidInstanceType').
Common exam traps
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Detailed technical explanation
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
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.
Use explanations to understand the rule behind the answer.
TExam Day Tips
→Underline the problem statement mentally.
→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 startup's cloud architect reviews their monthly bill and notices costs are higher than expected for a long-running batch job. Switching from on-demand instances to Reserved Instances — or using Spot/Preemptible VMs — can reduce compute costs by up to 72 %. Questions like this test whether you understand the tradeoffs between commitment, flexibility, and cost across cloud pricing models.
What to study next
Got this wrong? Here's your next step.
Identify which MLA-C01 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
ML Model Development — This question tests ML Model Development — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: The account has not requested a service limit increase for the specified instance type. — The error indicates that the service limit for the specified instance type is set to 0, meaning the account has not been granted a limit increase for that instance. The instance might be available in the region, but the limit is zero. IAM permissions would give an access denied error, not ResourceLimitExceeded. Spot unavailability generates a different error.
What should I do if I get this MLA-C01 question wrong?
Identify which MLA-C01 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
Are there clue words in this question I should notice?
Yes — watch for: "most likely". Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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