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PAS-C01 Technology Practice Question

This PAS-C01 practice question tests your understanding of technology. 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 SAP system on AWS is experiencing slow performance. The SAP team suspects that the Amazon EBS volumes used for the database are not providing sufficient IOPS. Which step should be taken to identify the bottleneck?

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

Monitor the EBS volume metrics in CloudWatch

Amazon CloudWatch provides detailed metrics for EBS volumes, including `VolumeReadOps`, `VolumeWriteOps`, `VolumeQueueLength`, and `VolumeThroughputPercentage`. By monitoring these metrics, you can directly determine whether the EBS volume is reaching its provisioned IOPS limit or experiencing queue buildup, which would confirm an IOPS bottleneck. This is the most direct and actionable step to diagnose insufficient IOPS for the SAP database.

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.

  • Monitor the EBS volume metrics in CloudWatch

    Why this is correct

    CloudWatch metrics like VolumeQueueLength indicate IOPS saturation.

    Related concept

    Read the scenario before looking for a memorised answer.

  • Use AWS Trusted Advisor to check performance

    Why it's wrong here

    Trusted Advisor gives recommendations, not real-time metrics.

  • Enable VPC Flow Logs to analyze network traffic

    Why it's wrong here

    Flow Logs analyze network, not disk I/O.

  • Review the AWS Config rules for EBS

    Why it's wrong here

    Config tracks configuration, not performance.

Common exam traps

Common exam trap: answer the scenario, not the keyword

The trap here is that candidates may confuse high-level advisory tools (Trusted Advisor) or network-focused logs (VPC Flow Logs) with the precise storage performance metrics needed to diagnose an IOPS bottleneck, overlooking CloudWatch as the definitive source for EBS performance data.

Detailed technical explanation

How to think about this question

EBS volumes use a token bucket algorithm to enforce IOPS limits; when the bucket is empty, I/O requests are throttled, causing increased `VolumeQueueLength` and higher latency. CloudWatch metrics like `VolumeConsumedReadWriteOps` (for gp3/io2) or `BurstBalance` (for gp2/st1) reveal whether the volume is exhausting its burst credits or hitting provisioned limits. In SAP workloads, even a brief IOPS deficit can cause significant database transaction delays, making real-time CloudWatch monitoring essential.

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 healthcare organisation deploys an application with a public-facing web tier and a private database tier. The database subnet has no public IP and only accepts connections from the web tier's security group. Questions like this test whether you can design cloud network isolation using VNets/VPCs, subnets, and security group rules.

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.

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FAQ

Questions learners often ask

What does this PAS-C01 question test?

Technology — This question tests Technology — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: Monitor the EBS volume metrics in CloudWatch — Amazon CloudWatch provides detailed metrics for EBS volumes, including `VolumeReadOps`, `VolumeWriteOps`, `VolumeQueueLength`, and `VolumeThroughputPercentage`. By monitoring these metrics, you can directly determine whether the EBS volume is reaching its provisioned IOPS limit or experiencing queue buildup, which would confirm an IOPS bottleneck. This is the most direct and actionable step to diagnose insufficient IOPS for the SAP database.

What should I do if I get this PAS-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: Jul 4, 2026

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This PAS-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 PAS-C01 exam.